Description The material consists of several fragments of encrusting to irregularly ramose sponges (Fig. 5 A). Consistency, soft irregular surface, colour brownish alive and beige to whitish in alcohol. Size of individual fragments 2 - 3 cm. SKELETON. Irregularly plumoreticulate (Fig. 5 B), with loosely defined spicule bundles connected by individual spicules, general aspect rather confused. Spicules barely protruding beyond the surface. Chelae clustered and singly occurring throughout the interior. SPICULES. Styles, palmate isochelae. STYLES. (Fig. 5 C, C 1) Straight or slightly curved, relatively short and robust, 198 - 237.6 - 276 x 9 - 11.4 - 14 µm. PALMATE ISOCHELAE. (Fig. 5 D) Of ‘ normal’ shape, but like in A. utriculus sp. nov., the shaft is slightly incurved. 19 - 23.6 - 27 µm.
Sumber: Sponges of the family Esperiopsidae (Demospongiae, Poecilosclerida) from Northwest Africa, with the descriptions of four new species