FIGURE 4 in New Hamacantha from Peru and resurrection of Zygherpe as subgenus (Demospongiae, Poecilosclerida, Hamacanthidae)

FIGURE 4. Hamacantha (Zygherpe) hyaloderma (de Laubenfels, 1932), Peruvian specimens. A, ectosomal architecture in tangential view. B, choanosomal architecture in transverse view. C–F, tylostyles. G–L, bases of tylostyles. M, apex of tylostyle. N–Q, diancistras. R–T, sigmas I (larger). U, smooth end of sigma I. V–Y, sigmas II (smaller). Z, smooth end of sigmas II. (MNRJ 12146 = D–H, J, K–M, R–Z. MNRJ 12162 = C, I, N–Q).