Darwinellidae Merejkowsky 1879

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Figure 3Aplysilla rosea. a encrusting conulose specimen ca. 10 cm in diameter b dendritic-arborescent skeleton with ascending spongin fibres of different specimens c details of uncored spongin fibres. c modified from Vacelet (1959).

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Figure 4Chelonaplysilla noevus. a original illustration of the type specimen encrusting with conulose surface b close-up of the sponge surface with mineral debris and smooth rounded inhalant areas (lighter in the scheme) bearing small ostia; a modified from Carter (1876) b modified from Topsent (1925).

Figure 5Darwinella simplex. a encrusting specimen in vivo (ca. 10 cm in diameter) b close up of the sponge surface bearing a reticulate dermal membrane with primary fibre tips supporting conules c, d laminate spongin fibre (free of foreign material) and free horny spicules (LM) e free horny spicules (SEM).