1899.] NATURAL SCIENCES OF PHILADELPHIA. 383 



identity of I^epus flavujularis with L. callotis there cau be no 

 question as to its distinctness from L. asellus, since the ears are 

 said to be wholly yellowish on the outer side/ 



Subgenus MICROLAGUS Trouessart. 

 Lepus bachmani ubericolor subsp. nov. 



Type adult d' (skin and skull), No. -H'Itt United States 

 National Museum, collected at Beaverton, Oregon, February 25, 

 1890, by A. W. Anthony. 



General Characters. — Darker and redder than Lepus bachmani 

 bachmanv' from California. 



Color. — General color throughout (except as otherwise described) 

 a fine grizzle of reddjsh brown^ and black, the black slightly more 

 conspicuous on back, the brown paling a little on sides, especially 

 at flanks and shoulders. Nape patch small and inconspicuous, 

 dull cinnamon in color. Ears blackish, heavily sprinkled with 

 broccoh brown externally and frosted with whitish internally, and 

 at base. Near edge of inner surface of ear there is a strong sprink- 

 ling of Avood brown. Belly, chin and upper part of throat dull 

 <3ream bufi". Chest and lower throat light wood brown. Legs like 

 sides. Dorsum of inanus and pes dull white heavily sprinkled with 

 brown. Tail dull brown throughout, sprinkled Avith color of back 

 above, and with dull >\ hite beneath ; the extreme base inconspicu- 

 ously clear, dull white. 



Skull and Teeth. — The skull and teeth exactly resemble those 

 of Lepus bachmani bachmani, except that they appear to be 

 slightly larger throughout, and the audital bulloe may be rela- 

 tively somewhat smaller. 



Measurements. — External measurements of type (from dry speci- 

 men, a Avell-prepared skin): Total length, 280; tail vertebrae, 15; 

 hind foot, 75 ; ear from crown, 55. 



Cranial measurements of type : Greatest length, 67 ; basal length, 

 57 ; basilar length, 52 ; henselion to posterior edge of palate (me- 



'' " Auch au den Ohren hat das Gelbe die Oberband ; die ganze Ausseuseite 

 ist gelb bebaart, ohne den grossen weissen Fleck, der den L. callotis var. 1 

 auszeicbnet ; niir die Spitze und der innere Eand sind niit einem weissen, 

 der aussere mit einem ocbergelben Haarsaume eingefa«st " (p. 107, footnote). 



^ Lepus hachmani Waterhouse, Pvoc. Zool. Sor. London, p. 103 (not L. 

 bachmani oi Baird, 1857, and authors from 1857 to 1898) ^ Lepus trow- 

 bridgei Baird, 1857. 



® The exact shade is intermediate between the wood brown and russet of 

 Ridgway {Nomencl. of Colors, pi. Ill, figs. 16 and 19). 



