Memoirs of the Geological Survey of Pakistan, Volume 16The Survey, 1956 |
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Common terms and phrases
30 meters ammonites ammonoids appears Arkell Bajocian Baluchistan bed of Windar body chamber Bouleiceras Buckman central cephalopods clastic coiling compares compressed constrictions d'Orbigny Dactylioceras Orthodactylites dense described Description diameter differs Dimensions Early evolute falcoidal fauna Figs figures natural flanks flat followed Geczy Genus Geol geology half hills Horizon Howarth Imlay indet inner whorls internal mould involute Kanrach Lasbela Late Jurassic lateral view less Lias Locality London Lower Toarcian Material MICHIGAN Middle Bajocian natural size Unless Neocomian Neumayr occur otherwise indicated Figure outer whorl Pakistan Paleontologie Paltarpites Phusi Jhal Phylloceras Pir Bukar Plate Polyplectus presence primary Protogrammoceras cf Remarks ribs rocks rounded Sand and Pir Sembar formation shallow shell shoulder species Sund Survey text figs Thevenin top bed Top most bed top of Windar Unless otherwise indicated Upper venter weak whorl section wide Windar group Zittel Zone