. Dinocerata : a monograph of an extinct order of gigantic mammals. Dinocerata; Mammals, Fossil; Paleontology; Paleontology. THE SKULL. 29 The Pterygoid Bones. The pterygoid bones in Dinoceras ndrahile (number 1036), are applied to the inner surface of the palatines, and to the pterygoid plates of the alisphenoid (Plate V, pt). They appear to unite on the median line in the roof of the posterior nares, but the sntui-e is not distinct. The suture with the palatine is oblique, and that with the alisphenoid can be traced upward beneath the zygomatic arch. The lower margin of the pterygoid is thic


. Dinocerata : a monograph of an extinct order of gigantic mammals. Dinocerata; Mammals, Fossil; Paleontology; Paleontology. THE SKULL. 29 The Pterygoid Bones. The pterygoid bones in Dinoceras ndrahile (number 1036), are applied to the inner surface of the palatines, and to the pterygoid plates of the alisphenoid (Plate V, pt). They appear to unite on the median line in the roof of the posterior nares, but the sntui-e is not distinct. The suture with the palatine is oblique, and that with the alisphenoid can be traced upward beneath the zygomatic arch. The lower margin of the pterygoid is thickened, and nearly straight The posterior margin is thinner, and moderately 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 Marsh, Othniel Charles, 1831-1899. Washington : United States Geological Survey : G. P. O.


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Keywords: ., bookcentury1800, bookdecade1880, booksub, booksubjectpaleontology