Vestiture - pectunculate

(a-f) Single setae: (a,b) simple setae; (c) barbed seta; (d) spinulate seta; (e,f) lanceolate setae. (g-q) Spicules: (g) simple filament; (h) barbed filament; (i) branch-tipped filament; (j) comb-tipped filament; (k) pectinate filament; (l) divided blade; (m) dendrite; (n) echinoid; (o,q) pectunculate blades; (p) incised blade.