Colus pygmaeus

Colus pygmaeus
	Colus pygmaeus shell
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Buccinoidea
Family:	Colidae
Genus:	Colus
Species:	C. pygmaeus
Binomial name
	Colus pygmaeus; (Gould, 1841)
Synonyms
	Fusus islandicus var. pygmaeus Gould, 1841 (basionym); Fusus trumbulli Linsley, 1845 ·; Sipho pygmaeus (Gould, 1841); Sipho pygmaeus var. planulus Verrill, 1882; Siphonorbis pygmaeus (Gould, 1841);

Colus pygmaeus, common name the pygmy whelk, is a species of sea snail, a marine gastropod mollusk in the family Colidae, the true whelks and the like.^[1]

Description

The length of the shell attains 23.9 mm. The shell body is dextrally coiled (right-handed).^[2]

Distribution

This species occurs in the Northeast Atlantic Ocean. Colus pygmaeus is currently undergoing steep population declines, which has already led to, or if unchecked is likely to lead to, local extinction and/or range contraction.^[3]

References

^ Colus pygmaeus (Gould, 1841). Retrieved through: World Register of Marine Species.
^ "Colus pygmaeus (Gould 1841) - Encyclopedia of Life". eol.org. Retrieved 3 December 2023.
^ "Colus pygmaeus (Colus Snail)" (PDF). Maine 2015 Wildlife Action Plan Revision. 13 January 2016. p. 1. Retrieved 3 December 2023.

Abbott, R. T. (1974). American seashells. The marine Mollusca of the Atlantic and Pacific coast of North America. ed. 2. Van Nostrand, New York. 663 pp., 24 pls.
Turgeon, D., Quinn, J. F., Bogan, A. E., Coan, E. V., Hochberg, F. G., Lyons, W. G., Mikkelsen, P. M., Neves, R. J., Roper, C. F. E., Rosenberg, G., Roth, B., Scheltema, A., Thompson, F. G., Vecchione, M., Williams, J. D. (1998). Common and scientific names of aquatic invertebrates from the United States and Canada: mollusks. 2nd ed. American Fisheries Society Special Publication, 26. American Fisheries Society: Bethesda, MD (USA). ISBN 1-888569-01-8. IX, 526 + cd-rom pp.
Gosner, K. L. (1971). Guide to identification of marine and estuarine invertebrates: Cape Hatteras to the Bay of Fundy. John Wiley & Sons, Inc., London. 693 pp
Linkletter, L. E. (1977). A checklist of marine fauna and flora of the Bay of Fundy. Huntsman Marine Laboratory, St. Andrews, N.B. 68: p

External links

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[WoRMS-1] Colus pygmaeus (Gould, 1841). Retrieved through: World Register of Marine Species.

[2] "Colus pygmaeus (Gould 1841) - Encyclopedia of Life". eol.org. Retrieved 3 December 2023.

[3] "Colus pygmaeus (Colus Snail)" (PDF). Maine 2015 Wildlife Action Plan Revision. 13 January 2016. p. 1. Retrieved 3 December 2023.

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