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Taxon profile

species

Eburna lienardi M. Bernardi, 1858

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Ancillariidae »  genus Eburna

Images

Eburna lienardi

Author: Jan Delsing

Eburna lienardi

Author: Jan Delsing

Eburna lienardi

Author: Jan Delsing

Eburna lienardi

Author: Voskuil, R.P.A.

Eburna lienardi

Author: Daccarett, E.Y. & Bossio, V.S.

Taxon in country check-lists*

North America: Aruba, Curaçao, South America: Brazil, Caribbean, Colombia, Venezuela

* List of countries might not be complete

Description

Shell solid and very glossy. 4-5 slightly convex whorls, reasonably well defined although secondary spire callus fills the suture. Simple, rounded and glossy protoconch of about 1.5 whorls. Shell rounded, hardly shouldered. Columella strongly concave, parietal callus separated from the body wall, forming a deep and long false umbilicus, which is definetely wider than in E. balteata and E. glabrata. Labral denticle present but not very well developed. Anterior fasciolar groove deep and curved, fasciolar band smooth. Posterior fasciolar groove relatively shallow. Ancillid band well developed but comparatively narrow. The ancillid groove forms a clearly visible impression at the posterior margin of the ancillid band. Operculum chitinous, completely closing aperture. Colour bright orange, aperture white; completely white specimens also occur (Rios, 1990: 10). Large specimens reach a length of about 55 mm but average size is 35-40 mm.
Voskuil, R.P.A., 1991. The recent species of the genus Eburna Lamarck, 1801 (Gastropoda Olividae Ancillinae)

Interchangeable taxa

E. lienardi differs from E. glabrata and E. balteata by its more rounded and glossy shell, its much wider false umbilicus, its much narrower ancillid band and its bright white aperture.
Voskuil, R.P.A., 1991. The recent species of the genus Eburna Lamarck, 1801 (Gastropoda Olividae Ancillinae)

Distribution

E. lienardi is distributed along the north and northeast coast of Brazil. De Jong & Coomans (1988: 89) reported two specimens from the west coast of Aruba. According to Rios (1990: 9), E. lienardi lives on sandy and calcareous algae bottoms at depths of 15 to 40 metres. In the State of Ceara (Brazil) it is usually found in the digestive tract of the fish named pira (Melacanthus plumieri), according to Rios (1990: 9). Discussion - E. lienardi generally lives in deeper water than E. glabrata and E. balteata. It is for this reason that it was once considered very uncommon. It is now found in quantities by Brazilian fisherman.
Voskuil, R.P.A., 1991. The recent species of the genus Eburna Lamarck, 1801 (Gastropoda Olividae Ancillinae)
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 Eburna lienardi Bernardi, 1858]
Data retrieved on: 23 November 2013

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