Annals of the South African Museum, Volume 91The Museum, 1983 - Natural history |
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Page 73
... zooid , hyperstomial , closed by zooidal operculum ; oval , flat frontally , closely punctured and very rugose . Anter of ovicelled zooids much shorter than that of non - ovicelled zooids . Distribution This species does not seem to ...
... zooid , hyperstomial , closed by zooidal operculum ; oval , flat frontally , closely punctured and very rugose . Anter of ovicelled zooids much shorter than that of non - ovicelled zooids . Distribution This species does not seem to ...
Page 76
... zooids but showed clearly two small zooids , each with numerous small oral spines . These may represent a twinned ancestrula ; alternatively , the ancestrula may be obscured by the two largest zooids and the small zooids may be simply ...
... zooids but showed clearly two small zooids , each with numerous small oral spines . These may represent a twinned ancestrula ; alternatively , the ancestrula may be obscured by the two largest zooids and the small zooids may be simply ...
Page 112
... zooids showing typical flared spinose peristomes . B. Old zooids with worn peristomes ; a single suboral avicularium . C. a complete juvenile colony , possibly including the ancestrula . D - F . Rhynchozoon incallidum sp . nov . D. Zooids ...
... zooids showing typical flared spinose peristomes . B. Old zooids with worn peristomes ; a single suboral avicularium . C. a complete juvenile colony , possibly including the ancestrula . D - F . Rhynchozoon incallidum sp . nov . D. Zooids ...
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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