Biology:Pusia histrio

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Short description: Species of gastropod


Pusia histrio
Drawing of a shell of Pusia histrio
Scientific classification edit
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Superfamily: Turbinelloidea
Family: Costellariidae
Genus: Pusia
Species:
P. histrio
Binomial name
Pusia histrio
(Reeve, 1844)
Synonyms[1]
  • Mitra ansulata Sowerby II & Sowerby III, 1874
  • Mitra hayesae Nowell-Usticke, 1959 junior subjective synonym
  • Mitra histrio Reeve, 1844 (original combination)
  • Vexillum (Pusia) histrio (Reeve, 1844)
  • Vexillum histrio (Reeve, 1844) superseded combination

Pusia histrio, common name the harlequin miter, is a species of small sea snail, a marine gastropod mollusk in the family Costellariidae, the ribbed miters.[1]

Description

The length of the shell attains 19 mm.

(Original description) The ovate shell has a short spire. It is longitudinally ribbed with the ribs rather obtuse and granulated towards the base. The interstices are transversely striated. The shell is bright scarlet, the sutures are black, sometimes clouded with black, encircled with a narrow black and a white belt. The columella is four-plaited.[2]

(Described as Mitra ansulata) The shell is somewhat truncated, brown and smooth. The obtuse spire is as long as the aperture. The whorls are obtusely angular and ornamented with a chain-like row of oval white spots.[3]

Distribution

This species occurs in the western Atlantic Ocean.

References

  • Jensen, R. H. (1997). A Checklist and Bibliography of the Marine Molluscs of Bermuda. Unp. , 547 pp
  • Nowell-Usticke, G.W. (1959) A Check List of the Marine Shells of St. Croix U. S. Virgin Islands with Random Annotations. G.W. Nowell-Usticke, St. Croix, 90 pp., 4 pls.

Wikidata ☰ Q3168591 entry