PROPEAMUSSIIDAE

Cyclopecten kapalae

Dijkstra, 1990

Figures

 

Holotype

Original name   Cyclopecten kapalae Dijkstra, 1990
Autoreference   Dijkstra, 1990: 29, figs 1-5.
Reference   Dijkstra, H.H. ,1990. A new species of scallop from off New South Wales, Australia. - Journal of the Malacological Society of Australia 11: 29-32.
Type data   Holotype (pr: H 5 mm, L 4.5 mm, D 1.2 mm) AMS C.155831.1. Type locality: Australia, off Sydney, 33?31'-33'S, 152?08'-07'E, 907-914 m, alive, 10.12.1980, FRV 'Kapala' (Stn K80-20-08).
Description

  Shell up to ca. 6 mm high, thin, semi-transparent, weakly inflated, left valve more convex than right valve, inequivalve, circular, equilateral, auricles unequal in size and shape, umbonal angle ca. 90 degrees, colour dirty white, sometimes transparent.

  Left valve cancellated throughout. Anterior auricle of left valve with coarse concentric lamellae, without radial costae.

  Right valve with closely spaced, commarginal lamellae.

Byssal notch shallow, byssal fasciole narrow, no ctenolium.

Distribution

 

Japan, Philippines, Solomons, E Australia (TL)

Habitat   Living lower bathyally in coarse sand to fine ooze, with sediments.