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Emarginula

Genus of gastropods From Wikipedia, the free encyclopedia

Emarginula
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Emarginula is a genus of small keyhole limpets, marine gastropod molluscs in the family Fissurellidae.[1]

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Description

The oval shell is obliquely conical with a backward-pointing recurved apex. There is a deep incision in the anterior margin. A distinct anal fasciole extends upwards from this incision. The surface is latticed, sculptured with radial ribs. There is no septum inside.[2]

Radula

The radula has a dental formula of [many].1.4.1.4.1.[many],[3] with a wide, rectangular, acuspate rachidian tooth.[4] The various genera have a few dozen rows of teeth.[3]

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Species

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According to the World Register of Marine Species (WoRMS), species within the genus Emarginula include:[1]

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Synonyms

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References

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