| Psilaxis | |
|---|---|
 | |
| An empty shell of Psilaxis oxytropis | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Infraclass: | Lower Heterobranchia |
| Superfamily: | Architectonicoidea |
| Family: | Architectonicidae |
| Genus: | Psilaxis Woodring, 1928 |
Psilaxis is a genus of sea snails, marine gastropod molluscs in the family Architectonicidae, the staircase shells or sundials. [1]
Species within the genus Psilaxis include:
Trochoidea is a superfamily of small to very large vetigastropod sea snails with gills and an operculum. Species within this superfamily have nacre as the inner shell layer. The families within this superfamily include the Trochidae, the top snails. This superfamily is the largest vetigastropodan superfamily, containing more than 2,000 species.
Architectonicidae, common name the staircase shells or sundials, are a family of sea snails, marine gastropod mollusks in the informal group "Lower Heterobranchia" of the clade Heterobranchia.
Architectonica is a genus of sea snails in the family Architectonicidae.
Adelphotectonica reevei is a species of sea snail, a marine gastropod mollusk in the family Architectonicidae, known as the staircase shells or sundials.
Agladrillia is a genus of sea snails, marine gastropod mollusks in the family Drilliidae.
Miraclathurella is a genus of sea snails, marine gastropod mollusks in the family Pseudomelatomidae.
Fusiturricula is a genus of sea snails, marine gastropod mollusks in the family Drilliidae.
Cryoturris is a genus of sea snails, marine gastropod mollusks in the family Mangeliidae.
Ithycythara is a genus of small sea snails, marine gastropod mollusks in the family Mangeliidae.
Engoniophos is a genus of sea snails, marine gastropod mollusks in the subfamily of the family Nassariidae.
Trachypollia is a genus of sea snails, marine gastropod mollusks in the family Muricidae, the murex snails or rock snails.
Discotectonica is a genus of sea snails, marine gastropod mollusks in the family Architectonicidae, the staircase shells or sundials.
Discohelix is a genus of extinct sea snails, marine gastropod mollusks in the family Discohelicidae.
Solatisonax is a genus of sea snails, marine gastropod mollusks in the family Architectonicidae, the staircase shells or sundials.
Solatisonax cabrali is a species of deep-water sea snail, a marine gastropod mollusk in the family Architectonicidae, the staircase shells or sundials.
Pseudotorinia is a genus of sea snails, marine gastropod molluscs in the family Architectonicidae, the staircase shells or sundials.
Rüdiger Bieler is a German-American biologist whose primary scientific field of study is malacology, the study of mollusks.
Architectonica gualtierii is a species of sea snail, a marine gastropod mollusk in the family Architectonicidae, which are known as the staircase shells or sundials.
Heliacus is a genus of gastropods belonging to the family Architectonicidae.
Spirolaxis is a genus of sea snails, marine gastropod mollusks in the family Architectonicidae, the staircase shells or sundials.
