FIGURES 23−26 in Pyrisinellidae, a new family of anascan cheilostome bryozoans

FIGURES 23−26. Setosinella orbiculata (Canu & Bassler, 1920) n. comb., USNM 63932, holotype, Eocene, Priabonian, Ocala Limestone, Bainbridge, Georgia, USA. 23. view of part of the colony with putative ancestrula (bottom centre), scale bar = 200 µm; 24. part of the colony showing distal pore windows at the colony growing edge, scale bar = 200 µm; 25. close-up of two autozooids and interzooidal avicularium; autozooid on right shows possible pores in the cryptocyst obscured by epitaxial cement; scale bar = 100 µm; 26. close-up of an ovicellate autozooid, scale bar = 100 µm.