Emarginula
| Emarginula | |
|---|---|
.JPG) |
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| Emarginula striatula | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Clade: | Vetigastropoda |
| Superfamily: | Fissurelloidea |
| Family: | Fissurellidae |
| Genus: |
Emarginula Lamarck, 1801 |
| Type species | |
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Emarginula (Emarginula) conica Lamarck, J.B.P.A. de, 1801 |
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| Species | |
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See text. |
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| Synonyms | |
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See text.
Emarginula is a genus of small keyhole limpets, marine gastropod molluscs in the family Fissurellidae.
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.
The radula has a dental formula of [many].1.4.1.4.1.[many], with a wide, rectangular, acuspate rachidian tooth. The various genera have a few dozen rows of teeth.
According to the World Register of Marine Species (WoRMS), species within the genus Emarginula include:
The following species are mentioned in other databases : The Indo-Pacific Molluscan Database also mentions the following species with names in current use :
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