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Taxon profile

species

Turbonilla oaxacana J. G. Hertlein & A. M. Strong, 1951

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Allogastropoda »  family Pyramidellidae »  genus Turbonilla

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Turbonilla oaxacana

Author: Hertlein, L.G. & Strong, A.M.

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Description

Shell elongate-conic, rather stout, trans-lucent, white; nucleus very small, having an elevated spire with the axis at right angles to that of the following whorls in the first of which it is about one-fourth immersed; normal whorls 8, strongly rounded, almost tabulately shouldered; entire surface with very fine spiral striations; axial ribs rounded, nearly straight, protractive, 14 appearing on the first whorl, increasing to 24 on the last whorl; interspaces about twice as wide as the ribs, terminating a little above the periphery, leaving a narrow smooth band in the sutures; periphery rounded, base decidedly produced; aperture ovate, outer lip thin, columella straight. The type measures: length, 3.5 mm.; diameter, 1.1 mm.
Hertlein, L.G. & Strong, A.M., 1951; Mollusks from the W. Coast of Mexico & Central America. Part 10

Interchangeable taxa

This species differs from Turbonilla (Strioturbonilla) corintonis in that the base of the shell is decidedly produced rather than short and rounded.

Distribution

Pacific Central America
Author: Jan Delsing

Similar species

Turbonilla corintonis Hertlein & Strong, 1951

Links and literature

EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [as Turbonilla oaxacana Hertlein & Strong, 1951]
Data retrieved on: 23 November 2013

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