Annals of the South African Museum, Volume 91The Museum, 1983 - Natural history |
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Page 62
... Ovicell oval , depressed frontally , developing a slight lip continuous with the zooid orifice ; surface finely granular , with scattered , small , irregular pores . Etymology Calcar ( L . ) - a spur , referring to the sharp condyles ...
... Ovicell oval , depressed frontally , developing a slight lip continuous with the zooid orifice ; surface finely granular , with scattered , small , irregular pores . Etymology Calcar ( L . ) - a spur , referring to the sharp condyles ...
Page 103
... ovicell of the former , moreover , is very similar to those of S. tessellata and Reteporella . Rhynchozoon is characterized principally by its distinctly beaded orifice rim , by the ovicell , which has a frontal ' area ' of uncalcified ...
... ovicell of the former , moreover , is very similar to those of S. tessellata and Reteporella . Rhynchozoon is characterized principally by its distinctly beaded orifice rim , by the ovicell , which has a frontal ' area ' of uncalcified ...
Page 104
... ovicell , which has a well - marked frontal labellum , is clearly more similar to those of Rhynchozoon and Brodiella than the spherical , tuberculate ovicells of most species of Cleido- chasma . A second species , C. contractum ( Waters ) ...
... ovicell , which has a well - marked frontal labellum , is clearly more similar to those of Rhynchozoon and Brodiella than the spherical , tuberculate ovicells of most species of Cleido- chasma . A second species , C. contractum ( Waters ) ...
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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