412. 



BULLETIN 56, UNITED 8TATES NATIONAL MUSEUM. 



woods and grasped it in my hand. Its bite was quite severe. In its 

 mouth were leguminous seeds smaller than those of the mesquite. 

 Three females, taken at the Mexican town of Santa Cruz, Sonera, 

 October 21 to 23, 1893, contained 4, 5, and 7 young, respectively. 



Measurements of 50 specimens of Peromyscus arizonss. 



Museum 

 number. 



01969 

 nl346 

 11971 

 11970 



!>23t)6 

 12367 

 ''2368 



21168 

 21170 

 21164 

 21307 

 21174 

 21166 

 20609 

 20607 

 20601 



68564 



58773 

 58779 

 58751 

 68753 

 58765 

 58770 

 58769 

 58763 

 68780 

 68769 

 68760 

 58775 

 •58797 

 58771 

 68778 



1343 

 1346 

 1346 

 1344 



36136 

 36137 

 36133 

 36163 



36134 

 35769 

 36767 

 35761 



587C4 



68773 

 58779 

 58751 

 58753 

 58765 

 58770 

 58759 

 68763 

 68780 

 68769 

 58760 

 58776 

 58797 

 68771 

 68778 



244 

 245 

 247 

 248 

 266 

 269 

 264 

 266 



2129 

 2146 

 2147 

 2148 

 2154 

 216C 

 759 

 764 

 768 



2574 



2676 

 2576 

 2577 

 2585 

 2686 

 2587 

 2688 

 2589 

 4694 

 2595 

 2590 

 2697 

 2604 

 2607 

 2611 



I^obality. 



Fort Verde, Arizona. 



do 



do 



do 



do 



do 



do 



do 



San Pedro River, Monument No. 98 . . 



do 



do 



do 



do , 



do 



do 



do J 



LaNoria, near Monument No. Ill on 

 Santa Cruz River, camp just south' 

 of Mexican line. 



do 



East bank of Santa Cruz River, at a 

 marshy spring, near Monument No. 

 111. 



Town of Santa Cruz, Sonora, near 

 Monument No. 110. 



..do. 

 -do. 

 ..do. 

 -do. 

 .do. 

 -do. 

 .do. 

 .do. 

 .do. 

 .do. 

 .do. 

 .do. 

 .do. 

 -do. 

 .do. 



Date. 



1886. 



Sept. 23 

 ....do.. 



Sept. 26 

 ..--do.. 



Oct. 3 

 ....do... 



Oct. 12 



Oct. 15 



1887. 

 May 14 



1892. 

 Oct. 15 

 Oct. 23 

 ....do... 

 .--do... 

 Oct. 24 

 Oct. 27 

 Nov. 1 

 Nov. 2 

 Nov. 8 



Nov. 9 



1893. 

 Oct. 20 



Oct. 21 



Sex and 

 age. 



...do.. 

 ...do., 

 .-.do.. 

 Oct. 22 

 ...do.- 

 ..-do.. 

 ...do.. 

 ...do.. 

 ...do.\. 

 ...do.. 

 ...do.. 

 ...do.. 

 Oct. 23 

 ...do.. 

 ...do.. 



1 Collection of Dr. C. Hart Merriam. 



cf ad. 

 9 juv. 

 tf ad. 

 ?ad. 

 c? juv. 

 d B,6. 

 cTad.. 

 ? juv. 



?ad. 



d'ad. 

 tfad. , 

 $ juv. 

 Sad. 

 cf juv. 

 J ad. 

 5 ad. 

 9 im. 

 cf ad. 



cf juv. 



'?■ juv. 



■f ad. 



cfad. 

 5 ad. 

 if im. 

 Jad. 

 5 ad. 

 fad. 

 ? im. 

 9 juv. 

 Jad. 

 (fad. 

 (fad. 

 ?ad. 

 ?ad. 



mm. 

 178 

 152 

 186 

 180 

 165 

 167 

 164 

 162 



201 



164 

 173 

 146 

 189 

 140 

 170 

 202 

 156 



160 



165 



182 

 193 

 163 

 189 

 188 

 189 

 169 

 162 

 169 

 173 

 172 



85 

 69 

 86 

 83 

 84 

 75 

 70 

 74 

 80 

 75 

 182 79 

 178 78 

 163 68 

 174 77 





w 



mm. 

 21.5 

 20.0 

 22.0 

 21.0 

 21.0 

 21.0 

 21.5 



20.5 



22.0 

 22.6 

 21.0 

 22.3 



23.0 



24.0 

 22.7 

 23.0 

 23.0 

 22.5 

 22.0 

 22.5 

 22.0 

 21.0 

 ^2.5 

 21.6 

 23.8 

 22.0 

 22.8 

 23.0 



mm. 

 14.0 

 12.0 

 14.0 

 13.0 

 14.0 

 14.0, 

 16.0 



12.3 

 12.5 

 11.6 

 16.3 



22.7 12.0 



23.6 1 17.0 



21.0 > 15.0 



23.0 15.0 



ft American Museum of Natural History. 



13.0 



13.0 



14.6 

 16.0 

 14.0 

 14.0 

 14.0 

 15.0 

 13.0 

 13.0 

 13.0 

 13.5 

 13.5 

 15.0 

 14.0 

 14.0 

 13.7 



