Sericogyra
| Sericogyra | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Family: | Seguenziidae |
| Subfamily: | Guttulinae |
| Genus: | Sericogyra Marshall, 1988 [1] |
| Type species | |
| Sericogyra metallica Marshall, 1988
| |
Sericogyra is a
Description
The turbinate shell has collabral axial riblets and lacks a peripheral carina. There is no midwhorl angulation. Spiral lirae are present on all whorls. The shell has no basal, posterior of anterolateral sinuses. There is no columellar sinus or columellar tooth. The aperture is circular. There is no umbilical septum. The shell contains granular microsculpture.
Radula: the rachidian tooth is broader than high and has lateral wings prominent. The lateral tooth cusp is broad to absent. The marginal tooth pairs are smaller or equal to 10.[3]
Species
Species within the genus Sericogyra include:
- Sericogyra metallica Marshall, 1988
- Sericogyra periglenes Marshall, 1988
References
- ^ Marshall 1988 New Zealand Journal of Zoology 15 (2): 244.
- ^ Sericogyra. Retrieved through: World Register of Marine Species on 21 June 2012.
- ^ James F. Quinn Jr., (1991), Systematic Position of Basilissopsis and Guttula, and a Discussion of the Phylogeny of the Seguenzioidea (Gastropoda: Prosobranchia), Bulletin of Marine Science, Volume 49, Numbers 1-2, September 1991 , pp. 575-598(24)[permanent dead link]