Grasshoffia virgularioides gen. & sp. n. Diagrams of polyp leaves from the holotype. A A single polyp leaf showing convoluted overall shape and numerous, bulbous, retracted polyps with acute apical tips B Dorsal side of the rachis showing congested placement of polyps on sub-circular polyp leaves attached to the rachis by narrow, neck-like stalks C Transverse section of paratype 1 (USNM 1231549) at the proximal-most level of the rachis, showing the circular axis and four surrounding longitudinal canals. Scale bar: 1.0 mm (C); 1.5 mm (B).