592 U. Ss. P. R. R. EXP. AND SURVEYS—ZOOLOGY---GENERAL REPORT. 
Measurements of skulls. 
No. 1215. No. 1191. No. 1118. 
Skull. 
Inches and | 100ths of | Inchesand) 100ths of | Inchesand | 100ths of 
100ths. length. 100ths. length. 100ths. length. 
} . 
Total length? «cen ssacemesoasae eo seeees ee a= 3. 62 1.00 3. 60 1.00 3. 40 1. 00 
Greatest width between zygomata --..---------- 1.75 - 48 1.72 48 1. 66 - 48 
Distance between ante-orbital notches-_---------- 1,02 | . 28 1.00 . 28 . 84 25 
Nagai bones Wenethist Utes oe 3 lee 1.50 -41 1,52 42 1.52 44 
widile behinds 2222.28. Se est 222 - 84 - 23 74 . 20 -72 ail 
befores soe sees ee eee ee 59 -16 - 50 214 p pepe cach Babee eee 
Upper incisors from front to molars --.--.-------- 1.18 32 1. 22 . 33 1.05 - 30 
hinder margin of palate 1. 54 43 1.54 - 43 1.42 42 
ele hteee == eee - 36 -10 . 40 Ae (i ee eee (eS 
width between external edges--..-- 26 . 07 . 23 “06> |-o. seapese [Sastmesaes 
Upper molars, length taken together-....-..---- . 65 .19 . 67 -18 - 60 Sly 
distance between.--.------------ .53 14 - 43 .12 46 | -13 
ower sanilcneths sc. eee ee St a: 2.90 . 80 a 2.76 | .80 
Ad eat Ml hs A EE 1.68). 45 1. 60 245 1.71 . 50 
1 The measurement is to the anterior extremity of the nasal bones. To the anterior face of the incisors it is a little more. 
