. Annals of the Carnegie Museum. Carnegie Museum; Carnegie Museum of Natural History; Natural history. 44 Annals of the Carnegie Museum. Anteio-posterior diameter of P2 5 Antero-posterior diameter of P¥ 5 Anteroposterior diameter of P^ 9 Transverse diameter of P4 4 Antero-posterior diameter of MT 14 Transverse diameter of MT, posteriorly 7 Antero-posterior diameter of M-2 •.... 22 Transverse diameter of M^ 7 Antero-posterior diameter of M3 32 Transverse diameter of M-3, anteriorly 6 In 1900 Mr. J. B. Hatcher discovered in the Harrison beds, por- tions of both mandibular rami (No. 1241) belongi
. Annals of the Carnegie Museum. Carnegie Museum; Carnegie Museum of Natural History; Natural history. 44 Annals of the Carnegie Museum. Anteio-posterior diameter of P2 5 Antero-posterior diameter of P¥ 5 Anteroposterior diameter of P^ 9 Transverse diameter of P4 4 Antero-posterior diameter of MT 14 Transverse diameter of MT, posteriorly 7 Antero-posterior diameter of M-2 •.... 22 Transverse diameter of M^ 7 Antero-posterior diameter of M3 32 Transverse diameter of M-3, anteriorly 6 In 1900 Mr. J. B. Hatcher discovered in the Harrison beds, por- tions of both mandibular rami (No. 1241) belonging to an adult animal. These are here referred to Stenomylus Fig. 9. External view of right mandible of Stenomylus gracilis. \ nat. size. No. 1241. Brachypsalis simplicidens sp. nov. (Type. No. 1553, Carnegie Museum Catalogue of Vertebrate Fossils.) The right mandibular ramus (No. 1553) on which this species is established has the entire dentition, except the incisors, in place. The posterior portion of the angle is not preserved. The specimen was found in the Harrrison beds, on Agate Spring Stock Farm, Sioux County, Nebraska, by Mr. Harold J. Cook, who presented it to the writer. In comparing this specimen with Potamotherium lacota Matthew & Gidley, and also with the type of Brachypsalis pachygnathns Cope, cer- tain resemblances are found, more especially in the latter species. The deep, short, and robust jaw with large teeth is especially characteristic of the two 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 Carnegie Museum; Carnegie Museum of Natural History. [Pittsburgh] : Published by authority of the Board of Trustees of the Carnegie Institute
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectnatural, bookyear1901
