Bittiolum varium

Bittiolum varium
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Family:	Cerithiidae
Genus:	Bittiolum
Species:	B. varium
Binomial name
	Bittiolum varium; (Pfeiffer, 1840)
Synonyms
	Bittiolum properatum Woodring, 1928; Bittium varium (Pfeiffer, 1840); Cerithium columellare d'Orbigny, 1847; Cerithium gibberulum C.B. Adams, 1845; Cerithium pallidum Pfeiffer, 1840; Cerithium triseriale Gabb, 1881; Cerithium varium Pfeiffer, 1840; Diastoma varium (Pfeiffer, 1840)

Bittiolum varium, common name the grass cerith, is a species of sea snail, a marine gastropod mollusk in the family Cerithiidae.^[1]

Distribution

Bittiolum varium occurs in shallow waters (0–11 m (0–36 ft) depth) of the Western Atlantic between the East Coast of the United States (Maryland) and Brazil.^[2]

The maximum recorded shell length is 6.5 mm.^[3]

The minimum recorded depth for this species is 0 m; maximum recorded depth is 11 m.^[3]

^ ^a ^b Bittiolum varium (Pfeiffer, 1840). Retrieved through: World Register of Marine Species on 17 May 2010.
^ Palomares ML, Pauly D, eds. (2020). "Bittiolum varium" in SeaLifeBase. July 2020 version.
^ ^a ^b Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLOS One 5(1): e8776. doi:10.1371/journal.pone.0008776.