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Sentence Examples In certain genera with a simple spike this is clearly proved by the structure of the terminal flower or spicula. The genera are characterized by the sporangiophore and sporangial features and their relationship to and appearance of the rhizoid structures. He also included several extinct genera in this family, some of which have a pyramidal spire. The family consists of four genera, one of which is the Norwalk-like viruses. Most genera included in the family are steeply obconical to cylindrical, but a few are ovoid, at least as flattened. Some resins are coloured, such as dragon's blood, from trees of the genera Dracaena and Daemonorops. The family Leporidae consists of 11 genera and around 54 species, commonly known as hares and rabbits. Except for the species erinaceous and gregaria the genus Meyenia Carter is simply a union of the genera Ephydatia and Dosalia of Gray. Some genera and tribes also experienced younger, mesopolyploid WGDs concealed by subsequent genome diploidization. This family presently contains more than 22 genera subdivided into three subfamilies, and the family extends through most of the Permian. The sample comprises species belonging to different genera in the subfamily Aroideae. Species and not genera or subgenera are considered the most appropriate units in biodiversity studies. Popov's monograph of Cenozoic cardiid shell microstructure includes more than 62 genera and subgenera and 150 species. These ingroup species were chosen to represent each of the proposed subgenera and genera from previous phylogenetic studies. Falconidae contains 11 genera and 64 species, and is divided into two subfamilies, Polyborinae and Falconinae. We measured skull length because it is often taken as a measure of size, particularly within genera or families. Two families and nine genera are known, although some of these latter are may turn out to be junior synonyms. Woodiness in Apiaceae is rare, as woody species are found in only ten of the 400 or so genera in the family. This group contains four retroposon families representing three genera of culicines. The common names of these berries are confusing and sometimes overlap with those of berries in other genera or families. Show More Sentences The simulated taxa can be seen as analogous to genera or families, the usual focus of diversity studies. In genera of several families, species have been identified that possess no or no fully developed C 4 cycle. This marsupial family includes 4 genera and 10 species of bandicoots and bilbies. The absence of any European and North American genera of stricklandioids is a strong indication of pentameride provincialism in South China. The families, genera, and species are alphabetically arranged within each group. The genera of the fungal colonies were identified morphologically with an optical microscope. On the date of inventory in 2004, the dendrological collection contained 930 accessions, compromising 340 species, 62 genera and 26 families. Many of the genera that evolved in the tropical and subtropical Americas remained endemic to the region. He was primarily a herpetologist and mammalogist and he described many genera and species that are still used today. Berberine is an alkaloid occurring in the plant genera Berberis and Coptis. As the branchiae found in Dendronereis and Dendronereides might not be homologous, he considered it wrong to unite the two genera in a subfamily. Several genera have well-developed dental lamellae, whereas others lack these structures. The 13 living genera are relicts of this earlier diversification and represent one of the four major clades of placental mammals. The endemic bryozoan genera tend to be more poorly sampled than the cosmopolitan genera. Only a few genera of bacteria such as Bacillus and Clostridium are capable of forming endospores. At least 66 individual species and varieties, representing 25 genera were identified. Most authors agree in assigning a basal position in the family to both genera. There are six species of spider monkey, which together form the genera Ateles. According to Tralau, the order Ginkgoales consists of six families and 19 genera. The hemipterous beetles are partially adapted to visiting flowers, as the genera Chauliognathus, Gnathium, and Nemognatha. Show More Sentences The differences between the two genera are small, such as 5 styles for Cerastium and 3 styles for Stellaria. We have honeypot ants in the genus Myrmecocystus and lots of carpenter ants in the genera Camponotus and Formica. Coode and Richardson pointed out a relationship between Centranthus and Valeriana because both genera share a plumose pappus. Different genera of syngnathids show varying degrees of male brood pouch development, culminating in the sealed seahorse pouch. The identification of two named genera in a single organism presents a taxonomic dilemma. Mississippian catillocrinids range from 24 to 50 arms, Pennsylvanian genera have 20, and Permian genera range from 21 to more than 40 arms. Currently, little is known about relationships among families and genera of cavioid rodents. Microsania departs from all empid genera in possessing a large and inflexed hypopygium and a single median row of acrostichal hairs. Similarly, all genera have some sort of anterior conoid like structure associated with predation or intracellular insertion in the Apicomplexa. The taxonomic diversity of the IKIP plecopteran specimens identified to date consists of 21 species belonging to 15 genera in 6 families. Early genera were almost circular to elongate-oval, with smooth or finely costate shells. The curassows comprise 14 species of sedentary Neotropical birds classified in four genera in the family Cracidae. The traditional cymbidium orchids feature prominently among the entries together with many other orchid genera including Australian natives. The vertical lines represent the actual time ranges of equid genera or clades. These genera have well-ornamented carapaces that exhibit carapace width and length ratios that differ from the other genera within the family. The family Blenniidae is the largest family in its suborder, consisting of six tribes with 53 genera and 345 species. Many genera in the subfamily Ambleminae, tribe Lampsilini exhibit sexual dimorphism. Many of the genera in this large clade contain stone cells, accretions of sclerenchyma that occur in the fleshy part of the berry. In addition, there are six genera with three taxa, 10 genera with two taxa, and 71 monospecific genera. The main genera of relativism can be distinguished according to the object they seek to relativize. Show More Sentences Both genera are likely monotypic, though some scholars have argued that Brachycephalus includes two previously synonymized species. The three named genera of the family are apparently endemic to the southwestern North American craton. First, the index lists all common names, and all genera, but the species within genera are not listed under each genus. All five of the monotypic genera qendemic to Northern Melanesia are confined to the Solomons. The cephalochordates include only about twenty species of two genera of organisms commonly called amphioxus. Almost all of the macruran genera display a pattern of occurrence in either fine siliciclastic sediment or carbonate environments. Several of the genera included in Archipolypoda by Hoffman have been rejected as diplopods. The upturned, crispate anterolateral margins of Rocacarcinus are seen in other genera within the family. Although its higher taxonomy remains controversial, E. texana has been placed in the family Limnadiidae with two other genera and 15 congeners. Stiff cuticles are simple to recognize, and loricate genera can often be recognized based upon lorica shape alone. Their studies resulted in a profusion of new families, genera, and species. The known vascular flora of the Preserve consists of 538 specific and infraspecific taxa from 310 genera in 98 families. In the flowers, corolla, corona and anther structure are similar, but the shape of the pollen tetrads in the two genera is different. This epoch is characterized by the appearance of all of the presently existing orders and families, and many of the existing genera of mammals. Chesser examined the molecular systematics of the New World suboscines and included three antpitta genera and one antthrush in the study. Thus species of these two genera had characters in common, but in others they were different. It is extremely difficult to identify a specific genera of mushrooms by using standard culture plate techniques. The Epinephelinae serranids are comprised of about 159 species in 15 genera and are represented in all oceans. The endemic Australian genera are closely related and few seed and fruit characters are diagnostic at the generic level. Several species originally assigned to Zanthopsis have been formally reassigned to other genera herein or by other authors. Show More Sentences Other genera and species of the Goniasmatidae have a heliciform larval shell without carination while the larval shell of the Erwinispirinae is markedly bicarinate. It takes time to learn so many new families, genera, and species. Withanolides, extracted from solanaceous plants belonging to the genera Withania, Acnistus, Physalis, Jaborosal and Datura, are reported as antifeedants. The genera of Atripliceae, as the tribe is traditionally defined, have flowers that are usually unisexual and enclosed by well-developed bracteoles. Seep communities are also based on microbial chemosynthetic primary production and share a few species and many genera with hydrothermal vent communities. Several genera that are at times segregated from Atriplex have been variously treated as subgenera or sections, or simply placed in synonymy with Atriplex. It is the type site for 10 vertebrate genera and 28 vertebrate species. These four genera form a monophyletic group defined by one synapomorphy. Gao and Fox indicate that they have identified characters that would separate the three species into three monotypic genera but do not discuss them. As in several other genera of native mammals, the nailtail wallabies are represented by a southwestern, an eastern-south eastern, and a tropical northern species. There are 37 species distributed in 30 genera recorded so far. Although groove patterns are less common in phyllocarids than they are in the macruran decapod crustaceans, several genera do exhibit distinctive groove patterns. It attempts to characterize the predatory behavior of three genera of large predaceous dinosaurs from the distribution of their shed teeth at Como Bluff, Wyoming. Most of the significant differences that allow taxa referable to these genera to be consistently distinguished involve features of the soft-part anatomy, not the carapace. These two genera are common crustose lichens on coniferous tree trunks. If one denies paraphyletic taxa, where do genera and families come from? In addition, honeyeaters are known to forage on a range of plant families, genera and species at any one time, and do not rely on a single plant species for food. Included in both these genera were short, rectilinear borings with clavate ends and elongate, curvilinear borings with or without swollen terminations. The gerontic whorl of gastropod genera of the subfamily Mitchelliinae is twisted both outwards and backwards, but not upwards as in members of the subfamily Scoliostomatinae. Other general features include an isomorphic diplohaplontic life history and asexual reproduction in some genera from distinctively shaped vegetative propagules. Show More Sentences In all, 32 species from 10 genera of four tribes in subfamily Zingiberoideae, and five species from one genus of subfamily Costoideae were tested. The 55 genera of the south-eastern flora contain about 1,260 species. These two genera have concavo-convex profiles, with strongly convex ventral valves, whereas the new genus is plano-convex and has a gently convex ventral valve. A total of 313 species in 85 families and 204 genera were collected at the 30-hectare preserve which occurs on a glacial kame and has a rugged ridge and ravine topography. The five species and subspecies of Sardinops yield roughly one-fourth of the catch of all clupeoid fishes, making it one of the most productive of all clupeoid genera. This interpretation is also indirectly supported by the close stratigraphic occurrence of these gastropod genera having such an unusual gerontic aperture. It is our aim in this paper to establish the synonymy of these genera. The placentas are likewise the same in the four genera and comprise elongate haustorial sporophyte cells growing into the closely adjacent gametophyte cells. These genera can be considered monotypic, although Ceratodrilus does have two described species which would be considered subspecies if that rank were being used. However, all extant procyonid genera appear to have originated in North America. The content of the order is poorly established, and fewer than 10 genera are known. Some species and genera had a very wide distribution with only minor variations. This family includes the edible oysters, which mainly belong to the genera Ostrea, Crassostrea, Ostreola, Magallana, and Saccostrea. Several coccidian species of the genera Isospora and Eimeria are also known to infect them. Native South American ungulates also did poorly, with only a handful of genera withstanding the northern onslaught. A revision of the carcharhinid shark genera Scoliodon, Loxodon, and Rhizoprionodon. Six species of living scorpions belonging to six genera were used in the taphonomy experiments. Plants in the genera Halogeton, Rumex and Oxalis show high levels of oxalate accumulation. Therefore, prevalence and abundance values were not calculated for individual monogenean genera from each host species. A phylogenetic analysis of recent Anseriform genera using morphological characters. Show More Sentences The spotted skunks, genus Spilogale, comprise one of three genera in the subfamily Mephitinae. The squaloid sharks of the Philippine Archipelago, with descriptions of new genera and species. Among 27 species of 20 genera of the Pleuronectiformes, he refers to the presence of all scale types except the crenate type. The relative density of fungal genera and Aspergillus species isolated were calculated according to Gonzalez et al. The genera of frequently occurring seeds included Andropogon, Digitaria, Panicum, Phytolacca, Rhus, Solidago, and Uniola. The same authors state that cyanobacterial genera are mainly the coccoid types and this was also confirmed by our results. The subfamily Betaherpesvirinae consists of the genera Cytomegalovirus, Muromegalovirus, and Roseolovirus. The status of the crocodylid genera Procaimanoidea and Hassiacosuchus in the New World. These 3 genera are placed in the Pseudophyllodromiinae owing to the genital hook on the right side and ootheca not rotated prior to deposition. The pollen nearest that of Itea in morphology might be produced by the extant gentianaceous saprophyte genera Leiphaimos Schltdl. One of these contained 24 of the 25 urticating-hair specimens in addition to 17 of those from genera that lacked urticating hairs. Characteristics separating the various parrotfish genera are primarily based on structure of the teeth and patterns of scalation. Phrynohyas is one of four genera in the family Hylidae having paired lateral vocal sacs. A natural history of the Crinoidea or lily-shaped animals, with observations on the genera Asteria, Euryale, Comatula, and Marsupites. Furthermore, most genera have multiseriate xylem rays and varying amounts of axial parenchyma. Xylanura oregonensis, a new genus and species of saproxylic springtail from North America, with a key to genera of the tribe Neanurini. Except for Gunnera and Oreomyrrhis, molecular phylogenies support the earlier chorology based ideas about origins of southern genera in paramo. A catalogue of the Trombiculid, or chigger mites, of the New World, with new genera and species and a key to the genera. Two genera of tree sloths live today in Central and South America, the two-toed sloth, Choloepus, and the three-toed sloth, Bradypus. The main synapomorphic characters for both the genera are reduced juxta and transtilla forming an arch above aedeagus. Show More Sentences Phylogenetic revision of the Late Ordovician orthid brachiopod genera Plaesiomys and Hebertella from Laurentia. Flora of North Dakota consists of 1651 species, 665 genera and 121 families of vascular plants. Obolaria and Gentiana were the closest genera to Swertia, which is paraphyletic including Halenia, Comastoma, Gentianella, and Lomatogonium. The Henipavirus genus is 1 of 7 genera in this subfamily and contains the first recorded zoonotic paramyxoviruses, Hendra virus and Nipah virus. The family Serranidae is one of the largest perciform families with 5 subfamilies, 64 genera and 529 valid species. Recent molecular studies indicate a close relationship between Osmanthus and the genera Nestegis, Phillyrea, Notelaea, and Picconia. This similarity presumably relates more to size reduction in the two genera rather than phyletic relationship. All hamamelidaceous genera of the Southern Hemisphere are characterized by a unique feature of the anthers. This web-decorating behavior is seen in a number of Araneidae, spanning 15 genera and occurring in both ecribellate and cribellate spiders. Some cyanobacterial genera can fix nitrogen in specialized cells called heterocysts, which form a monophyletic lineage. Birds from all elevational zones sampled were infected, although not all parasite genera were present in each zone. In several genera of the Cypereae, there is a tendency to form a hypogynous stalk.In many genera, there is a tendency to form a hypogynous stalk. We previously analyzed the susceptibility of 2 genera of nonhuman primates to CWD agents by intracerebral and oral routes. Within genera of the Proteaceae, the proportions of resprouters include Adenanthos, Hakea, Dryandra, and Grevillea. From the Neotropical Region, 5 genera are recorded, of which only Orialella has been reported in Brazil. The vast majority of the raphes do not bifurcate, but the raphes of 7 genera do. Abstraction is necessary for the classification of things into genera and species. Eight species of the African climbing gourami genera Ctenopoma and Microctenopoma were karyologically studied using the air-dried method. Several genera of crocodiles, gavialids, and turtles evolved from Mesozoic stock. They were members of the family Elephantidae, which also contains the two genera of modern elephants and their ancestors. Show More Sentences Most tremorgenic mycotoxins are synthesized by common saprophytic moulds of the genera Penicillium and Aspergillus. Mushrooms in the genera Agaricus, Amanita, Lepiota and Pluteus, among others, have free gills that do not extend to the top of the stalk. Others have decurrent gills that extend down the stalk, as in the genera Omphalotus and Pleurotus. Several different classifications of the family have been proposed recently, and the number of genera is disputed. One of the more controversial genera was Tapeinanthus, but today it is included in Narcissus. Another common requirement is a firm attachment point, although some genera such as Sargassum and Gracilaria have species that float freely. Raines and Poppe mentioned over 50 genera and around 250 species and subspecies. More than 200 genera of living diatoms are known, with an estimated 100,000 extant species. Chameleons are subject to parasitism by coccidia, including species of the genera Choleoeimeria, Eimeria, and Isospora. Some authorities separate the entire group as their own subfamily, others remove some genera from the group, and keep others. Freshwater fish were abundant, and include the genera Ctenodus, Uronemus, Acanthodes, Cheirodus, and Gyracanthus. Stegosaurus is one of the most recognizable genera of dinosaurs and lived during the mid to late Jurassic. Systematic research by Galton drastically reduced the number of genera and species. The three genera listed above all fall within the family Ammodytidae, the sand lances. Although lobsters are largely bilaterally symmetrical like most other arthropods, some genera possess unequal, specialised claws. The family Didiereaceae, composed of four genera and 11 species, is limited to the spiny forests of southwestern Madagascar. The subfamily Capreolinae consists of 9 genera and 36 species, while Cervinae comprises 10 genera and 55 species. The genera Rucervus, Rusa, and Przewalskium are where most of the former Cervus species now belong. Fossil remains of true finches are rare, and those that are known can mostly be assigned to extant genera at least. The Fringillidae family contains 228 species divided into 50 genera and three subfamilies. Show More Sentences More than 20 families are currently recognized, comprising about 520 genera and about 3,600 species. It is one of around 30 conifer species in seven genera in the family Taxaceae, which is placed in the order Pinales. However, the two genera are in different families that are only distantly related. A proposal to split Ranunculus into several genera have thus been published in a new classification for the tribe Ranunculeae. Prominent and important genera of filamentous ascomycetes include Aspergillus, Penicillium, Fusarium, and Claviceps. Groupers are fish of any of a number of genera in the subfamily Epinephelinae of the family Serranidae, in the order Perciformes. Within the family, the assignment of genera has been debated for over 100 years. At this point we have documented the presence of 35 genera of haptophytes, 55 genera of diatoms and 6 genera of dinoflagellates. Venomous snake genera continued to increase as more rodents and birds evolved. Giant tortoises still thrived in North America, with genera like Hesperotestudo. Common genera in brown algae are Fucus, Ascophyllum, Pelvetia and Pelvetiopsis. The giraffe is one of only two living genera of the family Giraffidae in the order Artiodactyla, the other being the okapi. The family was once much more extensive, with over 10 fossil genera described. Tick species that commonly feed on giraffes are those of genera Hyalomma, Amblyomma and Rhipicephalus. Endemic fish of Madagascar include two families, 15 genera and over 100 species, primarily inhabiting the island's freshwater lakes and rivers. Drosera, commonly known as the sundews, is one of the largest genera of carnivorous plants, with at least 194 species. Additionally, over 300 protocarnivorous plant species in several genera show some but not all of these characteristics. The genus Carex was established by Carl Linnaeus in his work Species Plantarum in 1753, and is one of the largest genera of flowering plants. These two very distinct genera appear to form a convenient bridge between the antelopes on the one hand and the rupicaprines on the other. Free-living, amphizoic amebae of genera Naegleria, Acanthamoeba, and Balamuthia can cause central nervous system infection in humans. Show More Sentences I know of no other genera with such intramarginal formation of true gemmae. An ethological study of the iguanid lizard genera Callisaurus, Cophosaurus, and Holbrookia. Most sphecine genera nest in cavities in the ground, although some nest aerially and a few are inquilines. The parasite infects most genera of warm-blooded animals, including humans, but the primary host is the felid family. Members of the lobate genera Bathocyroe and Ocyropsis can escape from danger by clapping their lobes, so that the jet of expelled water drives them backwards very quickly. Six genera and 17 species of hemiramphids occur in Australian waters, where garfishes have long been considered valuable food and bait fish of Australia and New Zealand. On the identity of ostracode genera Cypriconcha and Megalocypris. Of these, the best known are dinoflagellate genera such as Noctiluca and Dinophysis, that obtain organic carbon by ingesting other organisms or detrital material. Well over 5000 species of water mites are recognized worldwide, representing more than 300 genera and subgenera in over 100 families and subfamilies. For example, ergot alkaloids are the metabolic products of fungi genera such as Claviceps, Penicillium, Rhizopus, and Aspergillus, as well as higher plants and marine animals. Our data support the paraphyly of Swertia relative to other genera of Swertiinae, and highlight the need for reconsidering sections within Swertia. On the genera Cornulites and Tentaculites and a new genus Conchicolites. More than 85 species of submerged macrophytes have been recorded, including genera such as Ceratophyllum, Myriophyllum, Potamogeton and Sparganium. The genera Philomela and Curruca, as we previously observed, are very closely allied to each other, both are woodland in their habits, and both possess great melody of song. Goa's wildlife sanctuaries boast of more than 1512 documented species of plants, over 275 species of birds, over 48 kinds of animals and over 60 genera of reptiles. Terrestrial snails in the genera Helix and Murex are raised for food. As new genera were erected, the species was moved, reaching its current position in 1814, when William Elford Leach erected the genus Nephrops to hold this species alone. Six of the eight classes contain only one or two genera each. The genus Synersaga is allied to Lecithocera Herrich-Schaffer and Homaloxestis Meyrick, but is differentiated from these genera by spiniform setae on its abdominal tergites. Thomisidae, commonly called crab spiders, is a big spider family comprising 177 genera and 2,146 species worldwide, of which 82 species of 14 genera are known in Turkey. Show More Sentences Leaf-cutting ant species of the Acromyrmex and Atta genera are the most important herbivores that exist in subtropical regions throughout LatinAmerican countries. Four of them consist of diverse associations but are dominated by species belonging to a single genus, which co-occur with several subordinate genera and a bunch of rare taxa. Based on distributional patterns of several other dytiscid genera and morphology, initially it was suspected that there were as many as four taxa. Many genera are totally indentured to the abyssal zone, such as many cidaroids, most of the genera in the Echinothuriidae family, or the strange genus Dermechinus. Most species from the subfamily Brookesiinae, which includes the genera Brookesia, Rieppeleon, and Rhampholeon, live low in vegetation or on the ground among leaf litter. Water mites are a dominant feature of the fauna of all freshwater ecosystems. Over 400 species in 87 genera and 22 families have been recorded in Australia. The genera by which two families approximate are called osculant genera. The genera Valenictus and Odobenus developed elongated tusks. The genera Phoca and Pusa could have arisen when a phocine lineage traveled from the Paratethys Sea to the Arctic Basin and subsequently went eastward. Prominent genera include Cyathocrinus, Woodocrinus, and Actinocrinus. This section contains dichotomous keys to genera and species alphabetically beginning with Abies fraseri and concluding with Zanthoxylum americanum. Typical genera of plants with species using this dispersal syndrome include Asarum, Claytonia, Dentaria, Dicentra, Erythronium, Jeffersonia, Sanguinaria, Trillium, and Viola. In 1926, von Huene had already concluded the two genera were the same. The first identifiable grass spikelets present after the divergence of these two genera have one fertile rioter with a lemma, a palea, no rachilla extension. The following table lists a very few example genera of seaweed. It is one of two sister clades corresponding to genera in the Narcisseae, being distinguished from Sternbergia by the presence of a paraperigonium, and is monophyletic. The genera Anous, Procelsterna and Gygis are collectively known as noddies, the Chlidonias species are the marsh terns, and all other species comprise the sea terns. Internal parasites include the crustacean Reighardia sternae, and tapeworms such as Ligula intestinalis and members of the genera Diphyllobothrium and Schistocephalus. The subfamily comprises seven genera worldwide, and about 30 species. Since 76 percent of rodent genera contain only one species, much phylogenetic diversity could be lost with a comparatively small number of extinctions. Show More Sentences The wild boar can consume numerous genera of poisonous plants without ill effect, including Aconitum, Anemone, Calla, Caltha, Ferula, and Pteridium. More than 120 species and nine genera have been named after Darwin. Groupers are species of fish in several genera that are important biologically and commercially in rocky coasts and coral reefs in much of the tropics and subtropics. The pheneticist and evolutionist classify species and genera in this manner. Not so the cladist, who deals with the unknown quantities produced by phylo-genetic splits. The generic key given here makes partial use of the above work, initially splitting the family into three groups of genera based on the presence or absence of the colulus. In addition, the species classified in the small genera Anyperidon, Cromileptes, Dermatolepis, Gracila, Saloptia, and Triso are also called groupers. These genera are all classified in the subfamily Epiphelinae. The names of genera and species are usually printed in italics. This effort revealed that 3,740 species and 387 infraspecific taxa in 1,117 genera comprising 203 vascular plant families were found to represent the Alabama flora. Although these digenetic trematodes of the Opisthorchiidae family are closely related to the genera Clonorchis and Opisthorchis, there are morphologic differences. Taxonomic review of the lac insect genus Paratachardina Balachowsky, with a revised key to genera of Kerriidae and description of two new species. Tribe Lilieae includes seven other genera in addition to Tulipa. Medically relevant genera include Mucor, Rhizomucor, and Rhizopus. The distribution of plants in the genera Erythranthe and Pinus are good examples of this as genera members are found in Asia and the Americas with a high degree of similarity. We also concentrate on the origin of dimerous gynoecia in genera such as Kyllinga, Pycreus and Queenslandiella, including anatomical and molecular data of Reynders et al. We therefore employed a second assumption that autocorrelation of mutation rates occurs between insect genera, families, or suborders. Concentric growth lines or lamellar outgrowths of shell distinguish some genera, such as Atrypa. There are more than 700 extant species of cephalopods, divided into 2 subclasses, 5 orders, 47 families, and 139 genera. Based on morphological study, these morphospecies also have different foveal patterns, and cannot be assigned to other existing faronite genera. Genera in this family include Crassula, Kalanchoe, Sedum, Aeonium, Echeveria, Sempervivum and Dudleya. Examples from Classical Literature Two other genera of land shells are provided with opercula, and consequently might be confounded with this genus. In all the other genera of Dasypodinae the tympanic bone is a mere half-ring, loosely attached to the cranium. These are in some genera like the single elements of a compound insect eye, in others like simple ocelli. The third section contains the following genera of land shells with opercula. The only genera in this tribe which contain well-known plants are Spira and kerria. These two genera represent the climax of development of the lycopod family. The inflexed or inferior lateral margin of the Prothorax, separated in many genera from the Antepectus by a suture. The Nephrospyrida, the third subfamily, contains two very different genera only, each of which may represent a separate family. Fossils of the genus Belemnites and related genera are common, like the ammonites, near trichinopoly, as well as in the Himalaya. The Mexican snakes of the genera Sonora and Chionactis, with notes on the status of other colubrid genera. The whole number of radiolarian genera distinguished in that first system was forty-four. Except as regards the Larentiin, I have largely adhered to Staudinger's arrangement of genera in each of the above subfamilies. The arrangement of the lamellae and pads differs much in the various genera and is used for classificatory purposes. Prionodon or linsang differs from the last two genera in the loss of an upper molar. No less than sixty-two genera are counted today in the family of diurnal butterflies known as the nymphalid. The genus indris has more pronounced external ears than have the two other genera of the sub-family. Mass hybridization between two genera of cyprinid fishes in the Mohave Desert, California. The fish-fauna of the Indo-Pacific is much richer than that of the Atlantic, both as regards genera and species. About one fourth of the genera have numerous stamens or numerous carpels, or both, springing naturally from the thalamus. However, how do four of these genera complete being, without nevertheless constituting the suchness of being? Show More Sentences One of the handsomest genera is dendrobium, containing many species, mostly natives of Southern Asia and the great islands. If triangles and genera are of our own production we can keep them invariant. Certain genera possess also sacs formed by distensible folds of the skin in the cheeks. In all cases the upper molar is 374 larger than the sectorial, and in the more typical genera is much longer than broad. Neither have that rapid movement, so characteristic of the genera Lacerta and Iguana. These may be derived from corresponding genera of Zygospyrida by the development of a galea. Staudinger in his catalogue of Palarctic Lepidoptera refers twenty genera comprising sixty-three species to this family. The genera of Hydnace are distinguished by the size, shape, and attachment of the teeth. There are almost always five well-developed digits, but in the genera colobus and Ateles the pollex is vestigial. We shall now consider in detail the British genera and species of woodlice and give their synonymy and distribution. Eighteen genera compose the sub-tropical family in which hamamelis is the type. But genera are prior to species, for the sequence of their being cannot be reversed. Taken as a whole, the foot is perhaps more reptilian than avian, and in some genera is crocodilian. They are not summa genera of existences, still less are they to be explained as a classification of namable things in general. As the vacuolation proceeds the differences between Torpedo and the other genera become less and less marked. These are found in the garpike and in many genera of extinct Ganoid and crossopterygian fishes. In two other genera of this family, vibrio and Spirulna, the filaments are spiral. The most common plants that it contains are included in the genera ilex and Prinos. In Doris we find a quite different type of nudibranch from that presented by the two genera Dendronotus and olis. Indeed, it is difficult to find even genera which do not have some species ranging into the Neotropical, Ethiopian or Indian. Find more words! 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What is the opposite of genera? Words that rhyme with genera What is the noun for genera? Use our Sentence Generator Nearby Words gene pool genepool geneology gene flow gene expression genealogy generable general General generalcy general election generalisability 6-letter Words Starting With g ge gen gene gener