Fig. 2
From: Seven new species of sponges (Porifera) from deep-sea coral mounds at Campos Basin (SW Atlantic)
Vulcanella stylifera sp. nov. a Holotype (MNRJ 7343). b Ectosomal skeleton. c Choanosomal skeleton showing the detail of the openings of the aquiferous system. d Oxea I. e Oxea II. f Exotyle. g Style. h Triaenes. i–m SEM of the spicules: i Microxea. j Detail of the middle of the microxea. k Detail of the extremity of the microxea. l Spirasters. m Metasters. Scales a = 1 mm; b, c = 500 μm; d–h = 500 μm; i = 20 μm; j–m = 10 μm