Archive image from page 32 of Description of fourteen new species. Description of fourteen new species and one new genus of North American mammals descriptionoffou02merr Year: 1889 DESCRIPTION OF A NEW SPECIES OF FREE-TAILED BAT FROM THE LOWER COLORADO RIVER IN ARIZONA. By Dr. C. Hart Merriam. NYCTINOMUS MOHAVENSIS sp. nov. Type 5413 ad. Fort Mojave, Arizona, March 8, 1889. Vernon Bailey. Measurements (from alcoholic specimeii).—Total length, 94; head and body, 56; head, ; ear from base of antitragus, 18; ear from crown, 12 ; tragus, 2; tail to end of vertebra, 34 ; exserted part of tail,
Archive image from page 32 of Description of fourteen new species. Description of fourteen new species and one new genus of North American mammals descriptionoffou02merr Year: 1889 DESCRIPTION OF A NEW SPECIES OF FREE-TAILED BAT FROM THE LOWER COLORADO RIVER IN ARIZONA. By Dr. C. Hart Merriam. NYCTINOMUS MOHAVENSIS sp. nov. Type 5413 ad. Fort Mojave, Arizona, March 8, 1889. Vernon Bailey. Measurements (from alcoholic specimeii).—Total length, 94; head and body, 56; head, ; ear from base of antitragus, 18; ear from crown, 12 ; tragus, 2; tail to end of vertebra, 34 ; exserted part of tail, ; humerus, 24; fore-arm, 44; third finger: metacarpal, 43; first phalanx, 16; second phalanx, 16; fifth finger, 42. Fig. 4.—Head of Nyctinomus mohavensis. General characters.—Incisors • Lower incisors not distinctly bifid ; first upper premolar minute; second large, with a well developed an- tero-internal cusp. Ears thinner and more translucent than in rosaccuSj united by bases of inner margins; posterior surface marked by about five indistinct transverse wrinkles; ear keel small, without a distinct lobe on its inner third; anterior convexity of auricle with six horny spines; antitragus very low and flat, much longer than high, not hiding tragus; tragus rather large, subquadrate. Lips deeply and obliquely wrinkled. Wings from lower third of tibia. Fur above ex- tending from middle of humerus to distal third of femur; below from middle of humerus to knee. Tail less than half exserted. No gular sac. Color above, sooty; paler below. 25
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