FIGURE 4 in Phylogeny of two new pheronematid sponges from the Caroline Seamount and South China Sea

FIGURE 4 Spicules of holotype NMNS-8130-001 of Pheronemoides curvipentactin sp. nov. A, choanosomal pentactin; B–C, dermal pinular pentactins; D–H, atrialia: D–E, pinular pentactins; F, crooked pentactin; G–H, special pentactins; I, shaft of macrouncinate; J, microuncinate; K, shaft of microuncinate; L, terminal of microuncinate; M, micramphidisc; N, microdiactin; O–Q, the anchor of basalia; R–S; marginalia.