Retilaskeya elegantula (Powell, 1930) Height 8mm, Width 1.5mm Marine, Endemic North Island, Three Kings to East Cape AE. |
Retilaskeya zelandica B.A. Marshall, 1978 Height 15.8mm Marine, Endemic Three Kings Islands, east coast of North and South Islands, Cook Strait, Foveaux Strait, Stewart and Auckland Islands. In shell sand ACFAnE. |