Memoirs of the Geological Survey of Pakistan, Volume 8The Survey, 1969 |
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... Wam Tangi which separates the Lower Callovian ammonite bed from the underlying Chiltan Limestone of doubtful- ? Lower- Middle Jurassic age . The fauna compares favourably with other parts of Baluchistan ( Mazar Drik ) , Cutch , parts of ...
... Wam Tangi which separates the Lower Callovian ammonite bed from the underlying Chiltan Limestone of doubtful- ? Lower- Middle Jurassic age . The fauna compares favourably with other parts of Baluchistan ( Mazar Drik ) , Cutch , parts of ...
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... Wam Tangi shows that the sea temporarily withdrew probably in early Middle Jurassic time . The Lower Callovian marine transgression was extremely shallow , as indicated by the condensed pyritic argillaceous ammonite bed , and the ...
... Wam Tangi shows that the sea temporarily withdrew probably in early Middle Jurassic time . The Lower Callovian marine transgression was extremely shallow , as indicated by the condensed pyritic argillaceous ammonite bed , and the ...
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... Wam Tangi , Nakus . FIG ; 2 Choffatia ( ? Homoeplanulites ) sp . indet . side view of a weathered specimen B 641 from the ammonite bed above the Chiltan Limestone , Wam Tangi , Nakus . Fig : 3 . Choffatia ( Choffatia ) aff . soorkaensis ...
... Wam Tangi , Nakus . FIG ; 2 Choffatia ( ? Homoeplanulites ) sp . indet . side view of a weathered specimen B 641 from the ammonite bed above the Chiltan Limestone , Wam Tangi , Nakus . Fig : 3 . Choffatia ( Choffatia ) aff . soorkaensis ...
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Common terms and phrases
ammonite bed ammonite fauna ammonites from Wam argillaceous limestone bed Bajocian Baluchistan Bathonian Belemnite shale bifurcating body chamber Chiltan limestone Choffatia Choffatia Correlation Cutch described specimen diadematus Waagen Dimensions disconformably Dolikephalites Fatmi figured by Waagen Harnai holotype Hunting Survey indet involute Jurassic age Kheraiceras Bomburites limestone and shale Locality.-Wam Tangi Loralai Lower Callovian ammonite Lower Cretaceous Lower Jurassic Macrocephalites Indocephalites Macrocephalus Zone Massive limestone Mazar Drik formation Mazar Drik limestone Middle Jurassic outline of whorl Paralcidia are reported Paralcidia dubia Spath Parona perlamellosus Spath Plate Pleurocephalites polyphemus primary ribs prorsiradiate pyritic argillaceous limestone Quetta ribbing style Sarwan area sequence shell side view soorkaensis Spath species specimen from Nakus specimens internal mould Stratigraphic Range.-Lower Callovian style and side subgenus Survey of Pakistan synonymy Takatu limestone thickness Umbilical diameter thin bedded limestone Tithonian trifurcate umbilical wall umbilicus ventral view Vredenburg 1909 Wam Tangi whorl section whorl side Whorl thickness Umbilical