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Page 298
... Cretaceous ; and by Deutzia , Schizophragma , Decumaria , and Hydrangea from many European , Central Soviet Union , Japanese , Alaskan , and North American localities of Tertiary age . Ixerba of the family Brexiaceae has been found in ...
... Cretaceous ; and by Deutzia , Schizophragma , Decumaria , and Hydrangea from many European , Central Soviet Union , Japanese , Alaskan , and North American localities of Tertiary age . Ixerba of the family Brexiaceae has been found in ...
Page 462
... Cretaceous time of deposition of the Trinity Group . The sand concentrations evident along the northwest margin of the map area of Figure 3 obviously record the shifting positions of beaches . Although erosion has stripped Early Cretaceous ...
... Cretaceous time of deposition of the Trinity Group . The sand concentrations evident along the northwest margin of the map area of Figure 3 obviously record the shifting positions of beaches . Although erosion has stripped Early Cretaceous ...
Page 499
... Cretaceous to present . The principal distinguishing feature is small , close- ly crowded teeth in series , rounded or somewhat compressed and with 3 or 4 cusps . True nictitating membrane lacking in eye . Development ovoviviparous or ...
... Cretaceous to present . The principal distinguishing feature is small , close- ly crowded teeth in series , rounded or somewhat compressed and with 3 or 4 cusps . True nictitating membrane lacking in eye . Development ovoviviparous or ...
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