Monoplex trigonus

Monoplex trigonus
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha
Superfamily:	Tonnoidea
Family:	Ranellidae
Subfamily:	Cymatiinae
Genus:	Monoplex
Species:	M. trigonus
Binomial name
Monoplex trigonus (Gmelin, 1791)
Synonyms[1]
Cymatium (Septa) trigonum (Gmelin, 1791) Cymatium (Monoplex) trigonum (Gmelin, J.F., 1791) Cymatium trigonum (Gmelin, 1791) Murex trigonus Gmelin, 1791 Tritonium ficoides L. A. Reeve, 1844 Triton caudatus Kiener, 1842 Triton ficoides Reeve, 1844 Triton samier Petit de la Saussaye, 1852

Monoplex trigonus, common name the Trigonal Hairy Triton, is a species of predatory sea snail, a marine gastropod mollusk in the family Ranellidae, the triton snails, triton shells or tritons.^[1]

Distribution

This species is distributed in European waters, the Atlantic Ocean along Cape Verde, West Africa, Gabon, Angola, in the Caribbean Sea, Venezuela.^{[citation needed]}

Description

The shell size varies between 21 mm and 60 mm.^{[citation needed]}

The maximum recorded shell length is 40 mm.^[2]

Habitat

Minimum recorded depth is 15 m.^[2] Maximum recorded depth is 15 m.^[2]

References

1. ^ ^{a b} Monoplex trigonus (Gmelin, 1791). WoRMS (2010). Monoplex trigonus (Gmelin, 1791). In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=476536 on 10 November 2010.
2. ^ ^{a b c} 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.

Further reading

• Bernard, P.A. (Ed.) (1984). Coquillages du Gabon [Shells of Gabon]. Pierre A. Bernard: Libreville, Gabon. 140, 75 plates

External links

• Gastropods.com : Cymatium (Monoplex) trigonum; accessed : 10 November 2010