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Taxon profile

species

Ancistrolepis trochoideus W. H. Dall, 1907

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Caenogastropoda »  family Buccinidae

Size

Height 20 mm, Width 14.5 mm

Description

Shell is small, solid, rhombus, consists of 5.5-6 very convex whorls. The spire is low, the body whorl occupies 3/4 of the shell height. Sculpture consists of keel on the shoulder whorl, narrow spiral cords (6-7 on the body whorl and numerous intercalary threads. Aperture is large, wide, rhombus, white or light yellowish, occupies about 1/2 of the shell height. Siphon is slightly elongated, wide, curved to the left.
[Egorov, 1994]

Distribution

Northern Japan, Sagami Bay, Izu-Oshima Island, Kumano-Nada, at depth from 620 to 2050 m. Rare.
Authors: Jan Delsing, Egorov, 1994

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