FIGURES 39−44 in Pyrisinellidae, a new family of anascan cheilostome bryozoans

FIGURES 39−44. Megapora ringens (Busk, 1856), NHML 1911.10.1.631, Recent, Porcupine Bight. 39. view of several autozooids and kenozooids, scale bar = 200 µm; 40. group of autozooids showing a closure plate and lateral, distolateral and distal pore windows, scale bar = 200 µm; 41. detail of the strongly trifoliate orifice with six oral spine bases and inner view of a broken ovicell with associated distal kenozooid, scale bar = 100 µm; 42. zooid and kenozooid at the colony growing edge, scale bar = 100 µm; 43. early astogeny, scale bar = 200 µm; 44. close-up of ancestrula, scale bar = 20 µm