. Description of new carnivores from the Miocene of western Nebraska. Carnivora, Fossil; Paleontology; Paleontology. 236 MEMOIRS OF THE CARNEGIE MUSEUM face of the bone, and furnishes muscular attachment for , but does not articu- late with the latter as in the dogs. The facets for ti@$>0m KS mj the ulna and pisiform on the proximal face are sub- equal in size and are separated by a prominent ridge, J,\ the former being more concave antero-posteriorly sp Mr than the latter. In the dogs the facet for the ulna is 4 different, being more sinuously curved, with an antero- posterior cavity o
. Description of new carnivores from the Miocene of western Nebraska. Carnivora, Fossil; Paleontology; Paleontology. 236 MEMOIRS OF THE CARNEGIE MUSEUM face of the bone, and furnishes muscular attachment for , but does not articu- late with the latter as in the dogs. The facets for ti@$>0m KS mj the ulna and pisiform on the proximal face are sub- equal in size and are separated by a prominent ridge, J,\ the former being more concave antero-posteriorly sp Mr than the latter. In the dogs the facet for the ulna is 4 different, being more sinuously curved, with an antero- posterior cavity on the ulnar angle and an antero- gs^ss«a posterior convexity on the proximo-dorsal angle of fig. 30. cuneiform (left side) of i). the bone. The distal face is taken up by a large superbâ¢. Nat. size. i, dorso-nioar facet which is concave in all directions and articu- view ; 2, dorsal view; 3, inferior view ; lates ^ the unciform. The bone as a whole is not 4, superior view ; 5, palmar view ; 6, paimo-radiai view. Ullllke the cuneiform of the tiger. Measurements of Cuneiform. Mm. Greatest antero-posterior diameter 14 Greatest transverse diameter 20 Greatest vertical diameter of dorsal face 8 Pisiform. â In its general proportions the pisiform l^v^^^^ is quite robust; it is proportionally slightly heavier than in the tiger, but has a relatively shorter shaft. "^P"*"- ° 2 The articulations for the ulna and cuneiform are sub- equal in size and thus quite unlike the corresponding surfaces in Canis, in which the articulation for the cuneiform is much the larger of the two. As stated IG' l- ls'orm D. superbus. Nat. size. 1, ulnar above the shaft is short and heavy and terminates in and anpeiior views; 2, view of ar- an expanded and truncated free end with the ver- ticuiar facets of cuneiform and ulna; , â ,. .-, .1 . and ulua facets, re- tical diameter greater than the transverse. , c spectrvely. Measurements of Pisiform. Mm. Greatest diameter 23
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectpaleontology, bookyea
