| Onustus | |
|---|---|
 | |
| Onustus caribaeus shells | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Xenophoroidea |
| Family: | Xenophoridae |
| Genus: | Onustus Swainson, 1840 |
| Synonyms [1] | |
| |
Onustus is a genus of large sea snails, marine gastropod mollusks in the family Xenophoridae, the carrier shells. [1]
Shells medium-sized to large (diameter of base without attachments 80–160 mm; height of shell 42–100 mm), thin-shelled, with wide peripheral flange, simple or weakly digitate, porcellanous ventrally. Umbilicus narrow to wide, sometimes plugged with callus. Foreign objects attached to periphery on few to all whorls, usually small and inconspicuous, leaving most of the shell surface exposed. [2]
Species within the genus Onustus include: [2]
Littorinimorpha is a large order of snails, gastropods, consisting primarily of sea snails, but also including some freshwater snails and land snails.
Turbinidae, the turban snails, are a family of small to large marine gastropod molluscs in the superfamily Trochoidea.
Xenophoridae, commonly called carrier shells, is a family of medium-sized to large sea snails, marine gastropod mollusks in the clade Littorinimorpha.
Xenophora, commonly called carrier shells, is a genus of medium-sized to large sea snails, marine gastropod mollusks in the family Xenophoridae, the carrier snails or carrier shells. The genus Xenophora is the type genus of the family Xenophoridae.
Scaphella is a genus of large sea snails, marine gastropod mollusks in the family Volutidae, the volutes.
Cymbiola is a genus of large predatory sea snail, a marine gastropod mollusk in the family Volutidae, the volutes.
Bolma is a genus of medium to large sea snails with a calcareous operculum, marine gastropod molluscs in the family Turbinidae, the turban snails.
Cerithidea is a genus of medium-sized sea snails or mud snails, marine gastropod mollusks in the family Potamididae, the horn snails.
Bellastraea is a genus of sea snails, marine gastropod mollusks in the family Turbinidae, the turban snails.
Guildfordia is a genus of sea snails, marine gastropod mollusks in the family Turbinidae, the turban snails.
Tectus is a genus of sea snails, marine gastropod mollusks in the family Tegulidae.
Turbo militaris, common name the military turban, is a species of sea snail, marine gastropod mollusk in the family Turbinidae.
Turbo argyrostomus, common name the silver-mouthed turban, is a species of sea snail, marine gastropod mollusk in the family Turbinidae.
Lyria is a genus of sea snails, marine gastropod molluscs in the family Volutidae.
Sinum is a genus of predatory sea snails, marine gastropod mollusks in the subfamily Sininae of the family Naticidae, the moon snails.
Onustus caribaeus is a species of large sea snail, a marine gastropod mollusk in the family Xenophoridae, the carrier shells.
Onustus exutus is a species of large sea snail, a marine gastropod mollusk in the family Xenophoridae, the carrier shells.
Onustus indicus is a species of large sea snail, a marine gastropod mollusk in the family Xenophoridae, the carrier shells.
Onustus longleyi is a species of large sea snail, a marine gastropod mollusk in the family Xenophoridae, the carrier shells.
Phalium, common name the bonnet shells, is a genus of large sea snails, marine gastropod molluscs in the subfamily Phaliinae of the family Cassidae, the helmet shells, bonnet shells and their allies.
