Photinastoma

Photinastoma
Photinasta taeniatum
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Calliostomatidae
Genus: Photinastoma
Powell, 1951

Photinastoma is a genus of sea snails, marine gastropod mollusks in the family Calliostomatidae within the superfamily Trochoidea, the top snails, turban snails and their allies.[1]

Description

Unlike the other genera in the family Calliostomatidae, the genus Photinastoma has almost smooth shells, lacking the beaded sculpture. The protoconch is large. There are some strong spiral cords in the early teleoconch.[2]

Species

Species within the genus Photinastoma include:[1]

References

  1. ^ a b WoRMS (2012). Photinastoma Powell, 1951. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=465605 on 2012-12-07
  2. ^ James H. McLean, Detrital feeding in Xeniostoma inexpectans, new genus,new species, and new subfamily Xeniostomatinaeof Calliostomatidae (Gastropoda: Vetigastropoda), hosted byhexactinellid sponges of the Aleutian Islands, Alaska; THE NAUTILUS 126(3):89–97, 2012