. Bulletin - United States National Museum. Science. 212 BULLETIN 3 69, "UNITED STATES NATIONAL MUSEUM The type happens to be an unusually small specimen. It measures: Length P4, ; width P4, ; length Mi, ; width Mi, ; length M2, ; width M2, Only two upper jaws and an isolated camassial are at hand, measure- ments of which are given in table 49. Table 49.—Individual measurements {in mm) of upper dentition of Didymictis microlestes no. P« M 1 Ma L w L w L w 9299 3. 9 4. 1 5. 1 4. 0 9300 4. 9 5. 1 3. 9 6147. TlGVRE 68.—Didymictis tenuis Si
. Bulletin - United States National Museum. Science. 212 BULLETIN 3 69, "UNITED STATES NATIONAL MUSEUM The type happens to be an unusually small specimen. It measures: Length P4, ; width P4, ; length Mi, ; width Mi, ; length M2, ; width M2, Only two upper jaws and an isolated camassial are at hand, measure- ments of which are given in table 49. Table 49.—Individual measurements {in mm) of upper dentition of Didymictis microlestes no. P« M 1 Ma L w L w L w 9299 3. 9 4. 1 5. 1 4. 0 9300 4. 9 5. 1 3. 9 6147. TlGVRE 68.—Didymictis tenuis Simpson, no. 9297, left lower jaw: a, Crown view; 6, internal view. P4 is broken, and it may not be correctly placed. Six times natural size. DIDYMICTIS TENUIS Simpson Figure 58 Didymictis tenuis Simpson, 1935d, p. 238. Type.— no. 9297, part of left lower jaw with Mi and broken 7?^. Collected by Dr. J. W. Gidley. Horizon and locality.—Gidley Quarry, Fort Union, Middle Paleocene horizon. Crazy Mountain Field, Mont. Diagnosis.—Much smaller than any known comparable miacid. Ml with very elevated trigonid, hypoconid and entoconid about equally high and distinct. Mi length , width 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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