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The Holothurian Fauna of Cook Strait, New Zealand


Diagnosis: Tentacles 15–30. usually in two or even three circles, the inner circles having smaller tentacles. Calcareous ring well developed, with or without forked processes.

Heding and Panning (1954) revised the Phyllophoridae and diagnosed five subfamilies. Of these subfamilies, two have representatives in Cook Strait.

Key to the Cook Strait Subfamilies in Family Phyllophoridae
1 (2) Calcareous ring without posterior processes. The individual pieces of the ring are undivided Subfamily Thyonidiinae
2 (1) Calcareous ring complex, composed of a mosaic of minute pieces Subfamily Semperiellinae