Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
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).
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
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).
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
Figure 13Pleraplysilla minchini. a encrusting specimens in a small facies (Mitigliano Cave) b detail of dendritic skeleton fibres with debris filling the axial core.
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
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.
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
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).
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
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.
