Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
Figure 20Sarcotragus fasciculatus. a living specimen (ca. 7 cm) b type specimen 15499 of the Schmidt’s collection preserved in the Landes Museum Joanneum of Graz c skeletal network without inclusions in primary fibres (detail of b). b, c modified from Pronzato et al. (2004).
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
Figure 21Sarcotragus foetidus. a a large (ca. 40 cm) living specimen free of epibiotic organisms b magnification of the sponge surface network c large specimen (ca. 35 cm) with dense epibiotic organisms d uncored skeleton fibre e very thin filaments.
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
Figure 22Sarcotragus pipetta. a living specimen in the Mitigliano Cave b type specimen 15495 from the Algerian coasts of the Schmidt’s collection in the Landes Museum Joanneum of Graz c skeletal network close to the sponge surface (LM) with ascending primary fibres supporting conules and filaments.
Renata Manconi, Barbara Cadeddu, Fabio Ledda, Roberto Pronzato
Zookeys
Figure 23Sarcotragus spinosulus. a, b specimens with different growth form c–g different magnifications of skeletal network with primary and secondary fibres, and filaments (LM and SEM).