Annals of the South African Museum, Volume 91The Museum, 1983 - Natural history |
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Page 87
... primary orifice and fuse medially ; proximal to the area of fusion , a transversely oval spiramen communicates with the space above the primary orifice , distally a rim of calcification delimits a semicircular secondary orifice . Border of ...
... primary orifice and fuse medially ; proximal to the area of fusion , a transversely oval spiramen communicates with the space above the primary orifice , distally a rim of calcification delimits a semicircular secondary orifice . Border of ...
Page 88
... Primary orifice orbicular , oval or quadrate , without a sinus Primary orifice with a distinct sinus 2. Primary orifice longer than broad , quadrate . Spiramen broadly oval , developing a proximal concavity in later ontogeny ; flanked ...
... Primary orifice orbicular , oval or quadrate , without a sinus Primary orifice with a distinct sinus 2. Primary orifice longer than broad , quadrate . Spiramen broadly oval , developing a proximal concavity in later ontogeny ; flanked ...
Page 89
... orifice . A single avicularium present in early ontogeny , elongate , extending obliquely medially , between the ... Primary orifice as broad as , or broader than long . A single , median , proximally directed avicularium developing ...
... orifice . A single avicularium present in early ontogeny , elongate , extending obliquely medially , between the ... Primary orifice as broad as , or broader than long . A single , median , proximally directed avicularium developing ...
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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