. Acadian geology : the geological structure, organic remains, and mineral resources of Nova Scotia, New Brunswick, and Prince Edward Island. Geology -- New Brunswick; Geology -- Nova Scotia; Geology -- Prince Edward Island; Paleontology -- New Brunswick; Paleontology -- Nova Scotia; Paleontology -- Prince Edward Island. REI'TIMAN 119 A very interesting fossil, which greatly aids in fixing this geological age for the red sandstones of Prince Edward Island, has recently been discovered. It is a portion of the jaw of a large carnivorous reptile, apparently closely allieil to the Thecud


. Acadian geology : the geological structure, organic remains, and mineral resources of Nova Scotia, New Brunswick, and Prince Edward Island. Geology -- New Brunswick; Geology -- Nova Scotia; Geology -- Prince Edward Island; Paleontology -- New Brunswick; Paleontology -- Nova Scotia; Paleontology -- Prince Edward Island. REI'TIMAN 119 A very interesting fossil, which greatly aids in fixing this geological age for the red sandstones of Prince Edward Island, has recently been discovered. It is a portion of the jaw of a large carnivorous reptile, apparently closely allieil to the Thecudontosauriis of the English New lied Sandstone. This creature must have rivalled in dimensions the modern alligators, but must have belonged to a differ- ent group of reptiles, represented in the present woild only by lizards of moderate or small dimensions. It was, in short, one of that giant reptile aristoeraey which constituted the dominant animal type in the Middle or Secondary period of geological time, which in consequence has long been known as the peculiar "age of ; The specimen was found by Mr D. M'Leod of New London, on the north side of the island, in the bottom of a well, at the depth of twenty-one feet nine inches, and imbedded in the ordinary soft red sandstone of that part of the island. The discoverer was desirous of disposing of the specimen; and the writer being convinced that it would prove of great interest to naturalists, if examined and described by a competent anatomist, offered to negotiate its sale. By the advice of Sir Charles Lyell, then in America, it was offered to the Academy of Natural Sciences, Philadelphia; for which it was finally purchased for the sum of thirty dollars. It was described and figured in the Proceedings of the Society by Dr Leidy, from whose elaborate paper I extract the following description, Avhich, witii the aid of Fig. 29, will serve to give some idea of its character:— Fig. 2^.—Outline of Jaw of Bath'jg


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