This page represents the following TreeOfLife-200M taxonomic path.[1]
GBIF lists Axinyssa valida as an accepted species name, with authorship (Thiele, 1899) and the basionym Phycopsis valida Thiele, 1899. [2]
Based on museum specimen images used in the TreeOfLife-200M record set for this species, Axinyssa valida is represented as an encrusting to massive sponge form with a dark, compact external surface (typical of Halichondriidae specimens preserved in collections). [1]