PROPEAMUSSIIDAE

Cyclopecten cincinnatus

Dijkstra & Gofas, 2004

Figures

 

  Holotype

                          

Original name  Cyclopecten cincinnatus Dijkstra & Gofas, 2004
Autoreference   Dijkstra & Gofas, 2004: 47, figs 11A-I.
Reference   Dijkstra, H.H. & S. Gofas, 2004. Pectinoidea (Bivalvia: Propeamussiidae and Pectinidae) from some northeastern Atlantic seamounts. - Sarsia 89: 33-78, 22 figs, 4 tabs.
Type data   Holotype (pr: H 4.5 mm, L 4.5 mm, D 1.15 mm) Museum National d'Histoire Naturelle, Paris (MNHN). Type locality: NE Atlantic, Atlantis Bank, 34*25.89'N, 30*32.49'W, 610-655 m, alive (SEAMOUNT 2 stn DW 263).
Description

  Shell small up to ca. 5 mm high, fragile, semi-transparent, strongly inflated, circular, slightly inequivalve, equilateral, auricles unequal in size and shape, umbonal angle ca. 100 degrees, colour whitish.

  Left valve sculptured with widely spaced commarginal lamellae, more closely spaced near ventral margin. Delicate intercostal radial lines. Anterior auricle with prominent commarginal lamellae, finer on posterior auricle. Right valve with closely spaced, commarginal striae. Byssal notch deep. Internal riblets lacking.

Distribution

 

NE Atlantic (TL)

Habitat   Living bathyally on soft bottom assemblages.