| Psilaxis | |
|---|---|
 | |
| An empty shell of Psilaxis oxytropis | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Superfamily: | Architectonicoidea |
| Family: | Architectonicidae |
| Genus: | Psilaxis Woodring, 1928 |
Psilaxis is a genus of sea snails, marine gastropod mollusks in the family Architectonicidae, the staircase shells or sundials. [1]
Species within the genus Psilaxis include:
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.
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.
Polystira is a genus of sea snails, marine gastropod mollusks in the family Turridae, the turrids.
Lioglyphostoma is a genus of sea snails, marine gastropod mollusks in the family Pseudomelatomidae.
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 mollusks in the family Architectonicidae, the staircase shells or sundials.
Acmaturris is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Mangeliidae.
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.
Spirolaxis is a genus of sea snails, marine gastropod mollusks in the family Architectonicidae, the staircase shells or sundials.
