Taxon profile


Modulus modulus Linnaeus, 1758

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Unassigned Caenogastropoda »  family Modulidae »  genus Modulus

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Shell solid, lenticular, with a low, rather sharp-pointed spire and a decided peripheral keel, the last whorl decidedly descending at the aperture; upper surface sculptured with low, revolving ridges and a series of rather strong radiating ribs; on the base there are from five to eight strong revolving ridges separated by deep grooves; lips strongly ridged within; basal tooth of the columella horizontally compressed. Color white with small brown spots; on the base the spots occur on the ribs.
Height, 10; diameter, 13 mm.
Dall, W.H. & Simpson, C.T., 1901. The Mollusca of Porto Rico.
Author: Jan Delsing

Links and literature

EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [] [as Modulus modulus Linnaeus, 1758]
Data retrieved on: 23 November 2013
CZ Pfleger V. (1999): České názvy živočichů III. Měkkýši (Mollusca), Národní muzeum, (zoologické odd.), Praha, 108 pp. [as Modulus modulus (LINNÉ, 1758)]
Data retrieved on: 11 November 2013

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