Acromitus |
Characteristics
of the Genus
(from Kramp 1961) Catostylidae with a broad, intracircular anastomosing network in direct communication with the ring canal and the rhopalar canals only (not with the inter-rhopalar canals); mouth-arms each with a terminal whip-like appendage, usually with whip-like filaments (except in A. hardenbergi). |