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Taxon profile

species

Pterynotus alatus P. F. Röding, 1798

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Muricidae - Muricids »  genus Pterynotus

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Pterynotus alatus

Author: Jan Delsing

Pterynotus alatus

Author: Jan Delsing

Pterynotus alatus

Author: Jan Delsing

Pterynotus alatus

Author: Jan Delsing

Pterynotus alatus

Author: Radwin & D'Attilio

Taxon in country check-lists*

* List of countries might not be complete

Description

The shell is moderately large for the genus (maximum length 75 mm) and fusiform. The spire is high, consisting of ten moderately convex postnuclear whorls and a protoconch of undetermined nature. The suture is very shallow. The body whorl is moderately large and fusoid. The aperture is ovate and broadly open, with a very shallow, almost imperceptible anal sulcus. The outer apertural lip is erect and finely dentate; fine lirae extend into the aperture from the denticles. The columellar lip is adherent and briefly, parietally expanded above, detached and weakly erect below. The siphonal canal is narrowly, centrally open, strongly bent to the right, and distally recurved.
The body whorl bears three winged varices. Each varical "wing" is sinuous at its margin, developed into a broad point at its shoulder, strongly laminate at its uppermost extremity, and attached to and following the contour of the body and the canal. Other axial sculpture consists of a low ridge, nodose at the shoulder, in each intervarical space. Spiral sculpture consists of numerous finely scabrous major and minor cords.
Shell color is white, with a faint axial, flesh-colored stripe on the dorsal side of each varical wing.
Radwin, G.E. & D'Attilio, A., 1976. Murex Shells of the World. An Illustrated Guide to the Muricidae.

Distribution

Subtidal, western Pacific (southeastern Japan, Taiwan, and elsewhere) and eastern Indian Ocean.
Radwin, G.E. & D'Attilio, A., 1976. Murex Shells of the World. An Illustrated Guide to the Muricidae.
Author: Jan Delsing

Links and literature

EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [as Pterynotus alatus (Röding, 1798)]
Data retrieved on: 23 November 2013
CZ Pfleger V. (1999): České názvy živočichů III. Měkkýši (Mollusca), Národní muzeum, (zoologické odd.), Praha, 108 pp. [as Pterynotus alatus (RÖDING, 1798)]
Data retrieved on: 11 November 2013

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