| It shows a lunule and extensions of flank ribs with asymmetric cross section. |
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| In Mysidiella newtonae n. sp., from the early Norian of the Wallowa Terrane of Oregon, the lunule is even shorter and more deeply incurved than in M. orientalis. |
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| Notches are ambulacral lunules that form close enough to the ambitus that the ambitus is unable to close over the distal part of the notch to form a closed lunule. |
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| At its base the nail plate may have a whitish, arched marking called a lunule. |
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| For a varnished nail, apply to the lunule and the circumference of the nail. |
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| The lunule in the southern quahog is at least as wide as high in the southern quahog, but is narrower in the northern quahog. |
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| The pale half-moon shape at the base of each nail is called the lunule, which shows where the hardening process is not yet complete. |
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