FIGURE 3 in Bathydorus laniger and Docosaccus maculatus (Lyssacinosida; Hexactinellida): Two new species of glass sponge from the abyssal eastern North Pacific Ocean

FIGURE 3. Bathydorus laniger sp. n. from Station M, California, USA; scale diagram of spicule arrangement. The atrial surface is at the top of the image while the dermal surface is at the bottom; prostal diactins are omitted. Scale bar: 200 µm.