Annals of the South African Museum, Volume 91The Museum, 1983 - Natural history |
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Page 22
... typically hexagonal , broader than long , separated by shallow grooves ; 0,5-0,6 mm long by about 0,6 mm broad . Cryptocyst finely granular , concave , broadest proximally , narrowing towards the distal end . Opesia trans- versely oval ...
... typically hexagonal , broader than long , separated by shallow grooves ; 0,5-0,6 mm long by about 0,6 mm broad . Cryptocyst finely granular , concave , broadest proximally , narrowing towards the distal end . Opesia trans- versely oval ...
Page 108
... typically a gigantic avicularium at the proximal end of each fenestrula . Remarks Schizoretepora tessellata is unusual among the Sertellidae in possessing the facility to grow as a typical fenestrate colony , or as a folded bilaminar ...
... typically a gigantic avicularium at the proximal end of each fenestrula . Remarks Schizoretepora tessellata is unusual among the Sertellidae in possessing the facility to grow as a typical fenestrate colony , or as a folded bilaminar ...
Page 89
... typically forming slender blades .. 11 11. Sinus narrow , parallel - sided . Peristomial avicularia typically paired , arising distal to spiramen and extending medially above distal border of secondary orifice A. decipiens sp . nov ...
... typically forming slender blades .. 11 11. Sinus narrow , parallel - sided . Peristomial avicularia typically paired , arising distal to spiramen and extending medially above distal border of secondary orifice A. decipiens sp . nov ...
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Common terms and phrases
Adeonella adventitious avicularia Aulacephalodon avicularia basal Beaufort West Bioclimatic Region BMNH boss Brodiella Broom Bryozoa Busk caniniform process Canu & Bassler Chaperia Cheilostomata chiefdoms Cleidochasma Cluver condyles convex cryptocyst cystid dentary described Description Colony encrusting developed dicynodonts distinct dorsal edge eLangeni elongate Emydops Eodicynodon Etymology fauna forms Frontal wall genera genus granular grooves Harmer Hayward & Cook Hayward & Ryland Holotype intertemporal region Jullien kwaButhelezi labellum later ontogenetic lower jaw mandible marginal pores Material Holotype Material Stations SM maxilla Measurements means medially Meiring Naude O'Donoghue opesia Ovicell paired palatal palatine parietals peristome Polyzoa postcanine postcanine teeth posterior postorbital premaxilla present Primary orifice proximal border pterygoid Remarks Rhynchozoon ridge Robertia rostrum secondary orifice secondary palate sinus skull roof slender South African Museum spiramen Stations SM 163 surface therapsids triangular Tropidostoma tusk type species type specimen ventral vicarious avicularia zooids Zool