Memoirs of the Geological Survey of Pakistan, Volumes 5-6The Survey, 1969 |
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Page 19
... aperture of this species is more or less oval with somewhat inflated anterior canal , in case of Potamides as considered by Davies ( 1935 , p . 254 ) , the abrupt truncation of the canal and the roundness of aperture are the main ...
... aperture of this species is more or less oval with somewhat inflated anterior canal , in case of Potamides as considered by Davies ( 1935 , p . 254 ) , the abrupt truncation of the canal and the roundness of aperture are the main ...
Page 44
... aperture oval , pointed towards apex , columellar lip not angulated medially and not callous . Type number . - Holotype SU - 167 ( 1 ) ; paratype SU - 167 ( 2 ) ; specimens SU - 167 . Dimensions of type . - Holotype , height ...
... aperture oval , pointed towards apex , columellar lip not angulated medially and not callous . Type number . - Holotype SU - 167 ( 1 ) ; paratype SU - 167 ( 2 ) ; specimens SU - 167 . Dimensions of type . - Holotype , height ...
Page 57
... aperture not preserved . The specimens vary in dimensions ; One specimen , height 24.4 mm . , diameter 14.0 mm . Further distribution in West Pakistan . — Middle Eocene of Safaed ( type occurrence ) south of Tobah , Zinda Pir and Rakhi ...
... aperture not preserved . The specimens vary in dimensions ; One specimen , height 24.4 mm . , diameter 14.0 mm . Further distribution in West Pakistan . — Middle Eocene of Safaed ( type occurrence ) south of Tobah , Zinda Pir and Rakhi ...
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Common terms and phrases
abapertural view aperture appears Arch Archiac & Haime band broadly Chharat consists convex Corbula Cossmann & Pissarro Cotter Cretaceous Description Deshayes designation differs dimensions District D. G. Khan Domanda shale dorsally Drazinda shale Drug section exterior left valve Family fauna feet figured Formation forms fossil Further distribution gastropod Genus Geol geology Ghazij fm gray Group height holotype India intervals Iqbal Italy Jhalar Kohat Lamarck larger length Limestone lines Linne Locality Lower Eocene margin Middle Eocene monotypy ornament Ostrea outline pakistanica Eames Paleocene Paris pelecypod PLATE pointed posterior preserved prominent Quetta Rakhi Nala Range Recent Remarks ribs right valve rounded Shahrig shell short similar slightly soriensis Eames specimen spiral Surv suture thick thin threads Type number.-Specimens type occurrence Type species UCLA umbonal Upper ventral Vredenburg West Pakistan whorls Zinda Pir section