Conopea cymbiformis   (Darwin),  1854 (Barnacle)
Organism information awaits expert curation
Class: Maxillopoda

Image copyrights: Ocean Science and Technology Cell, CUSAT, Kochi

Color: Compartments purplish red with the basis white.

Shell almost equally elongated in its rostro-carinal axis with basis symmetric and boat shaped. Parietes solid, inner surface strongly ribbed; radii narrow with the sutural edges crenulated. Basis not porose. Scutum with the basitergal corner deeply rounded; articular ridge feebly developed and adductor ridge absent. Tergum broad and equilateral, spur very broad, half as broad as the valve.
The number of segments in the anterior and posterior rami of the cirri is as follows:
I cirrus-16, 12; II cirrus-16, 12; III cirrus-14, 11; IV cirrus-29, 30; V cirrus-32, 32; VI cirrus- 33, 33
The middle segments of the posterior ramus are highly protuberant. Each segment of the fourth to sixth cirri bears three pairs of long setae.
Mouth parts: The mandible is 6-toothed including the lower angle, with the fourth tooth distinctly double-edged.

Synonym (s)
Balanus cymbiformis Darwin 1854
Balanus cymbiformis Broch 1931
Balanus cymbiformis Nilsson-Cantell 1938a
Balanus cymbiformis Daniel 1955
Balanus poripiens Hoek 1913
Balanus poripiens Nilsson-Cantell 1921
Pyrgoma jedani Hoek 1913
Balanus (Conopea) cymbiformis Stubbings 1936

Common Name (s)
Economic Importance and Threats



• Tamil Nadu, Chennai INDIA (Record: 1949)
• Tamil Nadu, Cuddalore INDIA (Record: 2001)

Literature Source(s)
  • Fernando, SA (2006) Monograph on Indian Barnacles Ocean science and technology Cell, Kochi 9-199 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2012-05-21

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