Genus Cytherura Sars, 1866

Museums

Regional Maps

• Cytherura Sars, G.O. 1866. Oversigt af Norges Marine Ostracoder. Forhandlinger i Videnskabs-Selskabet i Christiania 1865: 1-130 [69].

  Type species:

   Cythere gibba Müller, 1785 (=Cytherura gibba (Müller, 1785)) by original designation.

Distribution

States

New South Wales, Northern Territory, Queensland, Victoria, Western Australia

IBRA and IMCRA regions

IMCRA

Northern Shelf Province (25), Northwest Shelf Transition (26), Northwest Shelf Province (27), Central Western Shelf Transition (28), Central Western Shelf Province (29), Western Bass Strait Shelf Transition (34), Bass Strait Shelf Province (35), Southeast Shelf Transition (37), Central Eastern Shelf Province (38), Northeast Shelf Transition (41)

Diagnosis

Valves oblong-reniform in side view. Strong sexual dimorphism present. In both sexes anterior end broadly rounded, posterior end drawn out into weak caudal process situated about centrally or just above centre. Greatest width behind middle. Surface of carapace covered with regular network of raised lines, or surface smooth. Inner lamella narrow throughout and wholly fused with outer lamella. Line of concrescence running subparallel to outer margin. Selvage situated at short distance from outer margin, not very strongly developed. About 10–12 anterior pore-canals present, unbranched and most sinuous. Hinge merodont/entomodont. Normal pore canals few, small, scattered and open.

Diagnosis References

Morkhoven, van F.P.C.M. 1963. Post-Palaeozoic Ostracoda, their Morphology, Taxonomy and Economic Use. Amsterdam-London-New York : Elsevier Publishing Company Vol. 2 pp. 1-478. [344]

History of changes