14 
Clayton E. Ray, Elaine Anderson, S. David Webb 
Fig. 5. Mandibles of Trigonictis macrodon in labial aspect, whitened for photography. 
A, USNM 25026, Hagerman, Idaho; B, USNM 12030, Hagerman, Idaho, holotype 
of T. idahoensis’, C, USNM 23560, Hagerman, Idaho; D, USNM 306507, Smith 
Mill Run, North Carolina 
