Isanda
Genus of gastropods
From Wikipedia, the free encyclopedia
Isanda is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.[1]
| Isanda | |
|---|---|
 | |
| Isanda coronata shells | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Family: | Trochidae |
| Genus: | Isanda H. Adams & A. Adams, 1854 |
| Type species | |
| Isanda coronata A. Adams, 1854 | |
| Synonyms | |
| |
Description
The compact shell of species in this genus has an orbicular-conoidal shape and is porcellanous and polished. The subquadrate aperture is longer than wide, The inner lip is straight, forming an angle with the outer lip. The umbilicus is open (not covered by a callous deposit) and perspective. The margin is crenulated. The multispiral operculum is corneous. The interior has a very thin nacreous layer.[2][3]
Species
Species within the genus Isanda include:
- Isanda coronata A. Adams, 1854
- Isanda holdsworthana H. Nevill & G. Nevill, 1871[4]
- Isanda murrea (Reeve, 1848)
- Species brought into synonymy
- Isanda crenellifera A. Adams, 1862: synonym of Microthyca crenellifera (A. Adams, 1862)
- Isanda lepida A. Adams, 1853: synonym of Isanda coronata A. Adams, 1854
- Isanda pulchella A. Adams, 1855: synonym of Ethaliella pulchella (A. Adams, 1855)