Crassispira fuscescens

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Crassispira fuscescens
Crassispira fuscescens 001.jpg
Shell of Crassispira fuscescens (specimen at MNHN, Paris)
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Superfamily: Conoidea
Family: Pseudomelatomidae
Genus: Crassispira
Species:
C. fuscescens
Binomial name
Crassispira fuscescens
(Reeve, 1843)
Synonyms [1]
  • Crassispira cuprea(Reeve, 1843)
  • Pleurotoma cupreaReeve, 1843
  • Pleurotoma fuscescensReeve, 1843
  • Pyrgospira fuscescens(Reeve, 1843)

Crassispira fuscescens is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae. [1]

Contents

This species is similar to † Drillia fuscescens(Gray, 1843) [2]

Description

The length of the shell varies between 10 mm and 25 mm.

The color of the shell is deep chocolate-brown. The longitudinal ribs commence abruptly and are separated by wider interspaces, crossed by revolving raised lines, forming granules in the keel. The whorls above the periphery are smooth and slightly concave, with a raised line next the suture. The outer lip is thickened. with a sharp edge and a broad sinus. [3]

Distribution

This marine species occurs off the Florida Keys, USA, and from the West Indies to Brazil; fossils were found in Quaternary strata in Cuba; age range: 2.588 to 0.012 Ma

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References

  1. 1 2 Crassispira fuscescens (Reeve, 1843) . Retrieved through: World Register of Marine Species  on 4 April 2010.
  2. ↑ Cossmann (M.), 1913 Étude comparative de fossiles miocéniques recueillis à la Martinique et à l'Isthme de Panama. Journal de Conchyliologie, t. 61, vol. 1, pp. 1–64
  3. ↑ G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences PD-icon.svg This article incorporates text from this source, which is in the public domain .
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