Biology:Cyathodonta plicata

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Short description: Species of bivalve


Cyathodonta plicata
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Superfamily: Thracioidea
Family: Thraciidae
Genus: Cyathodonta
Species:
C. plicata
Binomial name
Cyathodonta plicata
(Deshayes, 1832)
Synonyms
  • Thracia plicata Deshayes, 1832

Cyathodonta plicata is a bivalve mollusc in the family Thraciidae.[1]

Description

The ovate shell is oblong, transverse, equilateral, inequivalve, and inflated. The beaks are small, that of the left slightly notched. The valves are white, delicate, and diaphanous, rounded upon the anterior side, truncated obliquely upon the posterior sid. The side is bounded outwardly by an obtuse angle, which extends from the beak to the lower and posterior edges. The exterior surface presents some very prominent transverse folds, rounded, undulating, more or less numerous. The cardinal edge is straight, and presents upon each valve a small horizontal hollow, triangular, not very thick, in which is confined a small internal ligament, which shows itself a little externally. Internally the valves are white, and transversely plaited. The anterior muscular impression is very superficial, elongated, and very narrow ; the posterior rounded and small. It is united to the anterior by a pallial impression, deeply notched posteriorly.[2]

Distribution

Cyathodonta plicata is found off the U.S. Virgin Islands, Saint Thomas.[3]

References

  • Huber, M. (2010). Compendium of bivalves. A full-color guide to 3,300 of the world’s marine bivalves. A status on Bivalvia after 250 years of research. Hackenheim: ConchBooks. 901 pp., 1 CD-ROM.

Wikidata ☰ Q13506331 entry