Sponge Guide
Demospongiae > Axinellida > Axinellidae > Ptilocaulis marquezii
Spicule Images: Drawings of spicules and of skeleton of a specimens from Santa Marta, Colombia. a) oxea; b) longitudinal section of a lamellae, with the surface on top (from Zea, 1987, figure 68, as Teichaxinella marquezi).