1911J Taylor: Mammals of the 1909 Nevada Expedition. 235 



N OF Breeding Data of Females of Peromyscm maniculatini 

 sonoriensis From Humboldt County, Nevada. 



Tabulatio 



Museum 



No. Loeality 



8001 Quinii River Crossing 



8003 Qiiiun River Crossing 



8011 Quinn River Crossing 



8018 Head of Big Creek, 



Pine Forest Mts. 

 8026 Head of Big Creek, 



Pine Forest Mts. 

 8023 Head of Big Creek, 



Pine Forest Mts. 

 8025 Head of Big Creek, 



Pine Forest Mts. 

 8028 Head of Big Creek, 



Pine Forest Mts. 

 804.5 Head of Big Creek, 



Pine Forest Mts. 

 8047 Head of Big Creek, 



Pine Forest Mts. 

 8057 Head of Big Creek, 



Pine Forest Mts. 

 8066 Head of Big Creek, 



Pine Forest Mts. 



8063 Head of Big Creek, 



Pine Forest Mts. 



8064 Head of Big Creek, 



Pine Forest Mts. 

 8072 Meadow, Big Creek, 



Pine Forest Mts. 

 S078 Alder Creek, 



Pine Forest Mts. 

 8100 Meadow, Duffer Peak, 



Pine Forest Mts. 

 8109 Leonard Creek, 



Pine Forest Mts. 



Altitude 

 4100 ft. 

 4100 

 4100 



8000 



8000 



8000 



8000 



8000 



8000 



8000 



8000 



8000 



8000 



8000 



7000 



7000 



8400 



6500 



Date 

 of capture 



May 18, 1909 



19, 1909 



5, 



June 



1909 



1909 



25, 1909 



25, 1909 



25, 1909 



26, 1909 



28, 1909 



29, 1909 

 July 1, 1909 



4, 1909 



No. of 

 embrvos 



Aug. 



Average number in a litter 



Peromyscus crinitus (C. H. Merriara). 

 Caiion Mouse. 



Status. — Our three specimens of long-tailed Peromyscus are 

 thus identified by Osgood. One is an adult male (no. 8110), the 

 other two juvenal males (nos. 8111, 8112). The adult is evidently 

 undergoing ecdysis from the breeding into the post-breeding 

 pelage, as a molt line is discernible about a third of the way from 



