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Taxon profile

species

Volvulella californica W. H. Dall, 1919

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Opistobranchia - opisthobranchs »  family Rhizoridae »  genus Volvulella

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Volvulella californica

Author: Oldroyd, I.S.

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Description

Shell minute, polished, white, elongate-ovate, involved, with a short apical spire; axial sculpture of very faint incremental lines; spiral sculpture of microscopic striae near the anterior end; axis imperforate; aperture as long as the shell, outer lip reaching to the end of the spine, from which it is separated by a narrow groove, laterally straight, anteriorly rounding to the slightly thickened pillar; body with a coat of enamel which extends to the pillar and the spine. Length, 4; diameter, 1.7 mm. (Dall.)
Source: Oldroyd, I.S. 1927 . The Marine Shells of the West Coast of North America. Volume IIa

Distribution

Santa Rosa Island to San Diego, California.
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 Volvulella californica Dall, 1919]
Data retrieved on: 22 November 2013

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