AGOUTI. 



409 



Color. Variable; upper parts walnut brown; a stripe from 

 shoulder to hip and a shorter one above it white; these break into a 

 series of spots on the sides of neck and on flanks and are smaller on 

 the latter. Two rows of small white spots above the others, the 

 lower extending from sides of neck to flanks. 



FIG. LVII. AGOUTI PACA VIRGATA. CENTRAL AMERICAN PACA. 



Measurements. Total length, 740; tail vertebrae, 22; hind foot, 

 130; ear, 43. Skull: basal length, 139.6; occipito-nasal length, 151; 

 zygomatic width, 104; mastoid width, 54.8; interorbital width, 47.2; 

 length of nasals, 51.2; width of nasals, 26; length of palate to palatal 

 notch, 76; width of palate at middle of second molariform tooth, 7; 

 at middle of last molariform tooth, 10.2; upper molar series, 29.6; 

 length of single half mandible, 107. (Bangs, 1. c.) 



No family of mammals is better known generally than that of 

 the LEPORID.E, which includes the Hares and Rabbits. It is the one 

 group of animals with which nearly all persons are familiar. The 

 terms, Hares and Rabbits, although used indiscriminately by many 

 persons, really indicate very important distinctions, viz.: Hares 

 never make burrows in the earth, but construct loosely arranged 

 nests or "forms," where they sit during the day, and in which they 

 bring forth their young fully clothed with fur and able to take care 

 of themselves. On the other hand, the Rabbit digs a deep burrow 

 in the earth, with many connecting passages and openings, and the 



