36 D.P. GORDON AND P.D. TAYLOR 
Figs 91-95 Cheilostomes. 91-92, Melychocella cynura sp. noy., IGNS BZ 197-4; 91, autozooids, avicularia, and ovicellate zooids, x 56; 92, vicarious 
avicularium, x 193. 93, Arachnopusia gracilis sp. nov., IGNS BZ 198, holotype: autozooids, x 70. 94-95, ?Pavobeisselina sp., IGNS BZ 216; 94, 
bilamellar colony, tapering proximally, x 19; 95, zooidal orifices and other perforations on the colony surface, x 79. 
