| Diloma subrostratum | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Trochidae |
| Genus: | Diloma |
| Species: | D. subrostratum |
| Binomial name | |
| Diloma subrostratum (Gray, 1835) | |
| Synonyms | |
| |
Diloma subrostratum, common name the mudflat top shell, is a species of small sea snail, a marine gastropod mollusk in the family Trochidae, the top snails. [1]
The length of the adult shell of this species varies between 11 mm and 32 mm. The solid, conical shell is suborbicular. It is often more or less black, with close wavy longitudinal yellow lines. The spire is short with five whorls. The last whorl is large, rounded, with its hinder part with three to six spiral keels. The axis is imperforated. The inside of the aperture is smooth and silvery. [2]
This common estuarine species is endemic to New Zealand, occurring in the North and South Islands, and in Stewart Island. [3]
The Trochidae, common name top-snails or top-shells, are a taxonomic family of very small to large sea snails, marine gastropod molluscs in the clade Vetigastropoda.
Diloma is a genus of medium-sized sea snails, marine gastropod mollusks in the family Trochidae, the top snails.
Diloma aethiops, whose common names include scorched monodont, spotted black topshell, and in the Māori language pūpū, pūpū-mai, or māihi is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, subfamily Monodontinae.
Coelotrochus oppressus, common name the shouldered top shell, is a species of very small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails or top shells.
Diloma bicanaliculatum, common name the knobbed top shell, is a species of small sea snail, a marine gastropod mollusk, in the family Trochidae, the top snails. The size of the shell varies between 10 mm and 20 mm.
The bluish top shell is a species of small sea snail, a marine gastropod, in the family Trochidae, the top snails.
Coelotrochus chathamensis is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails or top shells.
Diloma aridum is a species of small sea snail, a marine gastropod mollusc in the family Trochidae.
Diloma zelandicum is a species of sea snail, a marine gastropod mollusc in the family Trochidae, the top snails or top shells.
Diloma coracinum is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails. The Māori name is māihi.
Trochus camelophorus is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.
Antisolarium egenum is a small sea snail, a marine gastropod mollusc in the family Trochidae, the top shells.
Fossarina rimata is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.
Cantharidus capillaceus is a species of sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.
Cantharidus opalus, common name the opal top shell or in the Māori language matangongore, is a species of large sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.
Clanculus (Paraclanculus) peccatus is a species of medium-sized sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.
Micrelenchus sanguineus is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top shells.
Cantharidus dilatatus is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.
Roseaplagis rufozona is a species of sea snail in the family Trochidae, the top snails.
Coelotrochus viridis, common name the green top shell, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.