302 BULLETIN 12S, UNITED STATES NATIONAL MUSEUM. 



t*Onychomys leucogaster melanophrys — Continued. 



Type Locality. — Kanab, Kane County, Utah. 



Range. — South central and southeastern Utah, southwestern 

 Colorado, northeastern Arizona, and northwestern New 

 Mexico. North in the Grand River Valley to Fruita, Colorado, 

 and in the Rio Grande Valley to northern Costillo County, 

 Colorado. West to Kanab, Utah, and Flagstaff, Arizona; east 

 in New Mexico to Santa Fe and the Sandia Mountains; south 

 to Acoma and the Zuni River. 



t*Onychomys leucogaster fuliginosus (Merriam). 



1890. Onychomys fuliginosus Merriam, North Amer. Fauna, No. 

 3, p. 60. September 11, 1890. 



1913. 0[nychomys] l[eucogaster] fuliginosus Hollister, Proc. 

 Biol. Soc. Washington, vol. 26, p. 216. December 20, 1913. 



Type Locality. — Black Tank lava beds, northeast of San Fran- 

 cisco Mountain, Coconino County, Arizona. 



Range. — Lava beds and pinyon and cedar belt, east and north- 

 east of San Francisco Mountain, Arizona. 



* Onychomys leucogaster ruidosffi (Stone and Rehn). 



1903. Onychomys ruidosse Stone and Rehn, Proc. Acad. Nat. 

 Sci. Philadelphia, p. 22. April 10, 1903. 



1913. Onychomys leucogaster rudiosx Hollister, Proc. Biol. 

 Soc. Washington, vol. 26, p. 216. December 20, 1913. 



Type Locality. — Ruidoso, Lincoln County, New Mexico. 



Range. — Chiefly the mountainous region of southeastern 

 Arizona and central and southwestern New Mexico. North 

 to Camp Verde, Arizona, and to the Manzano Mountains and 

 Las Vegas, New Mexico; east to the Capitan Mountains; 

 south into northern Chihuahua and Sonora. 



t*Onychomys leucogaster capitulatus Hollister. 



1913. Onychomys leucogaster capitulatus Hollister, Proc. BioL 



Soc: Washington, vol. 26, p. 215. December 20, 1913. 

 Type Locality. — Lower end of Prospect Valley, Hualpai Indian 



Reservation, Grand Canyon, Arizona. Altitude, 4,500 feet. 

 Range. — Known only from the type locality and from Aubrey 



Valley, Arizona. 



t*Onychomys leucogaster albescens Merriam. 



1904. Onychomys leucogaster albescens Merriam, Proc. Biol. Soc, 

 Washington, vol. 17, p. 124. June 9, 1904. 



Type Locality. — Samalayuca, Chihuahua, Mexico. 



Range. — Known only from the sand dunes at the type locality 



in northern Chihuahua, and from monument No. 1, Mexican 



boundary line, opposite El Paso, Texas. 



