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Taxon profile

species

Neptunea testudinis W.H. Dall, 1890

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Buccinidae - Whelks »  genus Neptunea

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Neptunea testudinis

Author: USNM- colection holotype

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Description

Shell short, stout, white, with five or more whorls; apex eroded ; the last two whorls show about fifteen short, stout, transverse ribs, which do not reach the suture and become obsolete a little in front of the periphery; they arc most prominent at the shoulder of the whorl; behind them there is a moderate constriction and the whorl is strongly appressed in front of the suture; beside the ribs, the transverse sculpture consists of irregular, strong, incremental lines; spiral sculpture of numerous coarse, close-set, rounded threads, mostly alternating larger and smaller or more and less prominent near the suture; these are a little granulated by the incremental lines; there is a thin, pale yellow, hispid epidermis; aperture elongate, outer lip slightly thickened with a band of livid pink just inside the sharp simple margin; body and pillar with a solid, also slightly pinkish, callus; pillar a little tortuous, attenuated in front ; canal rather short and wide, somewhat recurved, not well differentiated from the rest of the aperture. Maximum longitude of (decollate) shell, 30; of last whorl, 22.5 mm; of aperture, 18 mm; diameter, 15mm.
Dall, W.H. 1990. Scientific results of explorations by the U. S. Fish Commission Steamer “Albatross”. No. VII. Preliminary report on the collection of Mollusca and Brachiopoda obtained in 1887–88.

Distribution

Near the Galapagos Islands, Pacific Ocean.
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 Neptunea testudinis Dall, 1890]
Data retrieved on: 22 November 2013

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