Trikentrion flabelliforme Hentschel, 1912

Description:

Habit and skeleton, A: flabellate specimen ZMA Por. 14023 from Darwin, North Australia (scale bar = 1 cm), B: branching digitate specimen RMNH Por. 978 infested with zoanthids from Aru Islands Indonesia (scale bar = 1 cm), C: peripheral skeleton of ZMA Por. 14023 showing raspailiid character of long thin style sheathed in a bouquet of short thin styles, D: thick section of choanosomal skeleton of ZMA Por. 14023.