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Taxon profile

species

Granulina hadria (Dall, 1889)

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Granulinidae »  genus Granulina

Images

Granulina hadria

Author: Tunnell et al.

Granulina hadria

Author: Kaicher Cards

Taxon in country check-lists*

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Description

Shell minute, involved, of an exact egg-oval form, white, polished; aperture narrow, slightly wider in front; outer lip thickened hut with no groove behind it; pillar with a thin coating of enamel, pillar short with two prominent and two much less conspicuous plaits; body smooth. Length, 2.G; diameter, 2.8 nun. U. S. Nat. Mus.Cat. No. 107984.
Off Georgia, eighteen, and off Fernandina, one specimen. Cedar Keys, Florida, Hemphill; Charlotte Harbor, Dall; Chesapeake Bayf Bahamas, and various Cuban localities; Henderson.
This is more globose and larger than C. lachrimula Gould.
Dall, W.H., 1927. Small shells from dredgings off the southeast coast of the United States by the United States Fisheries Steamer 'Albatross' in 1885 and 1886.
Distribution: North Carolina to Florida, Texas; West Indies. Size: 2 mm.
Description: Color off white translucent in fresh shells; shape ovate-elliptical; sculpture smooth and glossy; spire sunken; aperture entire length of shell, somewhat flaring at both ends; siphonal notch absent; outer lip thickened with a varix on outer edge; inner portion of outer lip denticulate; bottom half of columella with plicae; parietal shield total length of shell.
Habitat: Common in sand and calcareous environments at depths from 0 to 16 m (53 ft). Remarks: Listed as G ovuliformis in Tunnell et al. (1978) and Barrera (2001). G. ovuliformis is found in the Caribbean proper and south to Brazil. See Ode (1986b); Coovert (1988); Coovert and Coovert (1995); Rosenberg et al. (2009).
Tunnell, J.W. , Andrews, J. , Barrera, N.C. & Moretzsohn, F., 2010. Encyclopedia of Texas seashells.
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 Granulina hadria Dall, 1889]
Data retrieved on: 23 November 2013

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