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Taxon profile

species

Mitromorpha grammatula (Dall, 1927)

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Mitromorphidae »  genus Mitromorpha

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Description

Shell small, short fusiform, of about five whorls with a minute smooth nucleus of a whorl and a half; color pale brown, darker in the spiral interspaces which show in the throat as dark lines; suture minutely channeled; spiral sculpture of (on the penultimate whorl three, on the last whorl about a dozen) strong squarish cords with narrower interspaces, growing smaller toward the canal and covering the entire whorl; the cord in front of the suture is separated by a somewhat wider and deeper interspace from those in front of it; axial sculpture of numerous equal regular narrow sulci, cutting the stronger spirals into squarish nodules but less evident on the base; aperture narrow, pillar with two rather obscure plaits; canal hardly differentiated. Length, 4.5; diameter, 2.3 mm. U. S. Nat. Mus. Cat. No. 33345(5.
Off Georgia, two specimens.
This verges toward Mitromorpha.
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.
Author: Jan Delsing

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