Dysideidae Gray 1867

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

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

Figure 11Dysidea tupha. a specimen with typical cylindrical processes and finely, irregularly conulose surface; b, c views of the skeleton with fibres variably charged of mineral detritus (LM).

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

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

Figure 12Euryspongia raouchensis. a underwater image of a living specimen b small conules (thin section by LM) with slightly protruding fibres at the sponge surface and skeletal network with cored ascending primaries and uncored secondaries. a, b modified from Vacelet et al. (2007).

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

Figure 13Pleraplysilla minchini. a encrusting specimens in a small facies (Mitigliano Cave) b detail of dendritic skeleton fibres with debris filling the axial core.

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

Figure 14Pleraplysilla spinifera. a large specimen (ca. 5 cm) b ramified, cored dendritic fibres (LM).

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

Figure 8Dysidea avara. a massive specimen (ca. 5 cm in diameter) showing a large osculum b, c the skeletal network with primary (cored) and secondary (almost uncored) fibres.

Figure 9Dysidea fragilis. a massive specimen (ca. 3 cm in diameter) with an apical osculum; b, c reticulate skeletal network and irregular meshes of primary and secondary fibres with scanty spongin (LM).

Figure 10Dysidea incrustans. a close up of a large (ca. 20 cm) encrusting specimen showing scattered small oscula and visible inhalant pores b reticulate skeleton with a secondary network of slimmer fibres almost free of inclusions c main fibres cored of foreign material supporting the conules at the sponge surface.