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ANNALS N Y ACAII Soi Vol XXII pp IM12 pll IIXVI 11 May 1912
Geology and topography of South America
Distribution of the South American fishes and its bearing upon
19 other sections not shown
Academy acadica action Africa Amazon ancestral animals appears Archean Archhelenis barred basin Bedford shale Berea Brazil calcium calcium hydroxide Carboniferous cent Cerro Cerro de Pasco characters Cichlidae coast coastal plain color concrete connection Cretaceous Dendroidea deposits Devonian Dictyonema distribution effect environments Eocene erosion evidence exist fact factor fauna feet females fishes flabelliforme flora FNb fNb formation forms fossils Gangamopteris genera genus Geol geological Gondwana graviportal Guapore Guiana headwaters hemisphere highland Kinderhook known Langshan limb limestone lower Lykins male marine mass material Mesosaurus mixing water mortar muscles northern origin Paraguay Parana Patagonia Permian Peru Plano Alto Plate Portland Cement present probably Puno region rhabdomes Rio Paraguay Rio Parana Rio Sao Francisco rivers rocks sandstone shale shanks similar slope solution South America southern species specimens streams strength structure surface temperature Tertiary tion Valley West Cordillera West Range