Fig. 11
Pachyzoon pulvinaris sp. nov. General overview. a Multiple colonies. b Two different colonies, viewed from basal side (upper) and frontal side (lower). c Detail of frontal side of a colony showing multiple apertural papillae. d Close-up of basal side showing cystid appendages. e, f Lateral view of two colonies with basal side with more cystid appendages and less-prominent apertural papillae (e) or opposite (f). g Broken colony showing frontal area with functional polypides and basal area without. h Detail of apertural papillae on frontal side. Abbreviations: app apertural papilla, cy cystid appendage, oz old zooid, po polypide