. Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology. Central Asiatic Expeditions (1921-1930); Scientific expeditions; Natural history; Scientific expeditions; Natural history. AMERICAN MUSEUM NOV IT AT ES [No. 102 /9082 Type. Fig. 6. Tataromys plicidens, upper teeth, right side, enlarged to four diameters. From type specimen, No. 19082. transverse crests connected by an external commissure; on m^ and m^ supplementarj' anterior and posterior crests obliquely
. Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology. Central Asiatic Expeditions (1921-1930); Scientific expeditions; Natural history; Scientific expeditions; Natural history. AMERICAN MUSEUM NOV IT AT ES [No. 102 /9082 Type. Fig. 6. Tataromys plicidens, upper teeth, right side, enlarged to four diameters. From type specimen, No. 19082. transverse crests connected by an external commissure; on m^ and m^ supplementarj' anterior and posterior crests obliquely inward from the main crests opposite com- missure. The lower molars reverse this pattern in the usual manner but the arrange- ment is less regular. Tataromys sigmodon, new species Type.—No. 19079, a palate. Horizon and Locality.—Hsanda Gol formation, Loh, Mongoha. Diagnosis.—Dentition and details of construction of teeth very close to T. plicidens but of smaller size, length of p*-m' = mm. Karakoromys decessus, new genus and species Type.—No. 19070, lower jaw, l^oth rami with cheek teeth and left incisor complete. Horizon and Locality.— Gol formation, red beds, Loh, Tsagan Nor basin, 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 Central Asiatic Expeditions (1921-1930); Andrews, Roy Chapman, 1884-1960; Matthew, William Diller, 1871-1930. [New York : American Museum of Natural History
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