FIGURE 5. Arachnopusia aff. pusae Marcus, 1955 in Bryozoans from Rio Grande do Sul Continental Shelf, Southern Brazil

FIGURE 5. Arachnopusia aff. pusae Marcus, 1955 (A, C: MNRJ-1174; B, D: MNRJ-1173). A, colony fragment with infertile zooids; B, colony fragment with ovicellate zooids in the distal region; C, close-up of autozooids, showing ligulate foramina in the frontal shield, oral avicularia (eroded), oral-spine bases and well-developed concave apertural plates below distal orificial rims; D, fertile zooids with ooecia. Scalebars: A, B, 500 µm; C, D, 200 µm.