Capulus ungaricus

Capulus ungaricus, common name the bonnet shell, is a species of medium-sized sea snail, a marine gastropod mollusk in the family Capulidae, the cap snails.^[1]

Capulus ungaricus
Shell of Capulus ungaricus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Capulidae
Genus:	Capulus
Species:	C. ungaricus
Binomial name
Capulus ungaricus (Linnaeus, 1758)
Synonyms
Amalthea maxima Schumacher, 1817 Capulus hungaricus [sic] (misspelling of Capulus ungaricus (Linnaeus, 1758)) Capulus hungaricus thorsoni Nordsieck, 1969 Capulus militaris (Linnaeus, 1771) Patella militaris Linnaeus, 1771 Patella ungarica Linnaeus, 1758 (original combination) Protomedea ornata Costa O.G., 1861

Taxonomy

The original name of this species is Capulus ungaricus (Linnaeus, 1758).^[1] Later on, a few authors (e.g. Jeffreys, 1865, Thorson, 1941, Ziegelmeier, 1966, Lindner, 1977) changed the name erroneously in Capulus hungaricus.^[1] The correct date of publication is 1758 and not 1767 as Abbott (1974) and Lindner (1977) cited.^[1]

Distribution

The distribution of Capulus ungaricus includes the sea off Greenland to off Florida.^[1] It is less common in the North Sea.^[1]

Description

The maximum recorded shell length is 50 mm.^[2]

Habitat

Minimum recorded depth is 1 m.^[2] Maximum recorded depth is 838 m.^[2] It is known also from seamounts and knolls.^[1]

Feeding habits

It is a suspension feeder.^[1]