The American Museum journal (c1900-(1918)) (17539105293)
Резюме
Title: The American Museum journal
Identifier: americanmuseumjo03amer (find matches)
Year: c1900-(1918) (c190s)
Authors: American Museum of Natural History
Subjects: Natural history
Publisher: New York : American Museum of Natural History
Contributing Library: American Museum of Natural History Library
Digitizing Sponsor: Biodiversity Heritage Library
Text Appearing Before Image:
lo THE COLLECTION OF FOSSIL VERTEBRATES East Wing. Hall No. 407. P'ossil Reptiles, Amphibians and Fishes. In addition East Corridor, No. 405 (in which are the elevator and stair- ways), contains fossil Marine Reptiles and Fishes of the Age of Reptiles.
Text Appearing After Image:
SKELETON OF THE GREAT MARINE LIZARD IN THE EAST C0RRID3R THE EAST CORRIDOR. No. 405- On stepping from the elevator the visitor sees before him a case filled with skulls and skeletons of. the marine reptiles and ThePreser- ^^^^^ which inhabited the great inland sea that once vation of spread over the center of the North American conti- Fossiis in nent, from Canada to Mexico. The reptiles were of t e oc s. )^jj.j,jg ^.^^^y )Qj^g extinct, Plcsiosaiirs with long snaky neck, short bulky body with long flippers and stubby tail, and Mosasaurs with short neck and longer tail. Some of the fishes were ancestors, collateral or direct, of certain modem fishes, others belonged to groups now extinct. These animals lived and died, their carcasses sank to the bottom of the sea, and were buried in whatever sediment was being deposited there—soft white ooze in the open sea, dark gray or black mud nearer the shores. In the course of ages this ooze or mud settled gradually and consolidated into chalk or shale. Afterwards as the conti- nent rose above the waters and assumed more nearly its present dimensicms, the rivers flowing over the broad plains excavated