Annals of the South African Museum, Volumes 43-44The Museum, 1957 - Natural history |
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Page 146
... ventral surfaces of these two bones subtend a very obtuse angle . On its postero - lateral processes the basisphenoid carries low tubera and their postero - lateral edge forms the antero - ventral rim of the fenestra ovalis . The ...
... ventral surfaces of these two bones subtend a very obtuse angle . On its postero - lateral processes the basisphenoid carries low tubera and their postero - lateral edge forms the antero - ventral rim of the fenestra ovalis . The ...
Page 148
... ventral view . On this surface there is a small low tubercle above the inner cotylus , to which the postero - lateral sharp process of the stapes is all but applied . In ventral view it is very clearly shown how firmly the more dorsal ...
... ventral view . On this surface there is a small low tubercle above the inner cotylus , to which the postero - lateral sharp process of the stapes is all but applied . In ventral view it is very clearly shown how firmly the more dorsal ...
Page 24
... VENTRAL SURFACE OF THE SKULL The occiput being sloping , with its dorsal edge lying well posterior to its ventral border , is visible in ventral view . Post - mortem dorso - ventral pressure in the rock tends to accentuate this slope ...
... VENTRAL SURFACE OF THE SKULL The occiput being sloping , with its dorsal edge lying well posterior to its ventral border , is visible in ventral view . Post - mortem dorso - ventral pressure in the rock tends to accentuate this slope ...
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Common terms and phrases
1st whorl 4th joint Abdomen adnate apex apical axial ribs Barnard Bartsch basal base behaart beschuppt Billard Brnrd Burmeister 1844 capensis colony cynodonts Delagoa Bay Description dicht dorsal Drillia Durban East London edge False Bay fathoms Flügeldecken genus gnathopod gonophores Gonotheca Halsschild Holotype hydranth hydrocladia hydrorhiza hydrothecae Inhambane inner internode Keratocephalus Kosi Bay lancelet Länge lateral length adcauline Lip sinus lirae margin maximum diameter median Moschops narrow Natal nematotheca node oblique Operculum outer P.F. Coll pair parietal pedicel peraeon segments peraeopod Péringuey perisarc pleon pleopod Port Alfred postcanine posterior Postnatal whorls Proc Protoconch Pygidialteil Pygidium quadrate radula ramus Records Remarks Scalenodon Schildchen Schuppen schwarz Sertularella skull slightly smooth South African Museum Sowerby species specimens spines spiral lirae Stechow stem sulcus surface suture Tapinocephalus teeth telson thickened Thiele tooth Transvaal transverse tritylodontids tubercles Turton uropods ventral width Zool