. Elements of geology : a text-book for colleges and for the general reader. Geology. Fig. 728. Fig. 729. Figs. 726-729.—Fossils of North Carolina and Kichmond Coal-Basins (after Emmons): 726. Neuropteris limefolia—Richmond Coal. 727. Pecopteris falcatus. 728. Neuropteris. 729. Jaw of Dromatherium sylvestre. these two basins. Tridactyl tracks like those in Connecticut have also been found in New Jersey and in Pennsylvania. Other Patches.—In other patches, especially in New Jersey, Penn- sylvania, and Nova Scotia, reptilian bones and teeth have been found, representing Dinosaurs and Orocodilian
. Elements of geology : a text-book for colleges and for the general reader. Geology. Fig. 728. Fig. 729. Figs. 726-729.—Fossils of North Carolina and Kichmond Coal-Basins (after Emmons): 726. Neuropteris limefolia—Richmond Coal. 727. Pecopteris falcatus. 728. Neuropteris. 729. Jaw of Dromatherium sylvestre. these two basins. Tridactyl tracks like those in Connecticut have also been found in New Jersey and in Pennsylvania. Other Patches.—In other patches, especially in New Jersey, Penn- sylvania, and Nova Scotia, reptilian bones and teeth have been found, representing Dinosaurs and Orocodilians or Lacertians. Interior Plains and Pacific Slope.—The Jura-Trias of the interior plains are singularly deficient in fossils. The gypsum in many of them furnishes the explanation. They were probably formed in interior and. Fig. 730. Fig. 731. Figs. 730, 731.— Jurassic Fossils of Utah (after Meek): 730. Belemnites densus. 731. Gryphaea calceola. very salt seas, which are usually deficient in life. The two periods are, however, in some places at least, better separated than on the Atlantic slope, probably because of more variable Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original LeConte, Joseph, 1823-1901. New York : D. Appleton and Co.
Size: 2785px × 897px
Photo credit: © Paul Fearn / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1892
