744 APPENDIX. 



Measurements. Total length, 442; tail vertebrae, 63; hind foot, 

 97; ear from notch (dried skin), 63. Skull: occipito-nasal length, 76; 

 Hensel, 57 ; interorbital width, 18 ; parietal width, 20; length of nasals, 

 35 ; width of nasals at base, 16; greatest diameter of bullae, 10. 



floridanus chiapensis (Lepiis), Nelson, Proc. Biol. Soc. Wash., 



xvn, 1904, p. 106. 

 CHIAPAS COTTONTAIL. 



Type locality. San Cristobal, State of Chiapas, Mexico. 



Geogr. Distr. Interior of State of Chiapas and Guatemala from 

 not over 2,500 feet above sea level up to the summits of the highlands, 

 at over 10,000 feet. 



Genl. Char. Similar to L. -floridanus aztecus, but larger and slightly 

 darker, with legs darker rufous. Skull larger; rostrum broader and 

 more depressed at tip. 



Color. Winter pelage. Top of head and back dark grizzled ochra- 

 ceous buff washed with black; sides and rump grayer; nape rusty 

 rufous ; front and sides of fore legs cinnamon rufous ; back and sides of 

 hind legs reddish chestnut ; back of fore legs, front of hind legs, and tops 

 of hind feet deep reddish buff ; under side of body deep yellowish buff ; 

 the ventral surface sometimes white ; sides of head spotted with buff y 

 white; tail above dark reddish brown, blackish at tip; ears externally 

 blackish brown, inner border paler. 



Measurements. Total length, 468 ; tail vertebras, 55 ; hind foot, 97 ; 

 ear from notch (dried skin), 60. Skull: occipito-nasal length, 80; 

 Hensel, 61 ; interorbital width, 18 ; parietal width, 26 ; length of nasals, 

 37 ; width of nasals, 17 ; depth of rostrum at front base of molars, 15 ; 

 width of rostrum above same point, 19 ; greatest diameter of bullae, 10. 



430a. pacificus (Leptts), Nelson, Proc. Biol. Soc. Wash., xvn, 1904, 



p. 104. 

 ACAPULCO COTTONTAIL. 



Type locality. Acapulco, State of Guerrero, Mexico. 



Geogr. Distr. Pacific coast region of State of Guerrero and ad- 

 jacent section of State of Oaxaca, Mexico. 



Genl. Char. Similar to L. ver&cmcis, but paler and more buffy. 

 Skull larger, heavier, especially the rostrum. 



Color. Winter pelage. Upper parts, and sides of head and body 

 dingy creamy buff grizzled with black, darkest on back ; front of fore 

 legs and feet dingy buff ; sides of legs rusty buff ; line on front of hind 

 leg and on top of foot white; neck on sides and beneath deep buff; 

 rest of under parts white, with buffy line on inguinal region ; tail above 

 rusty clay color; ears grizzled grayish brown on base darkening to 

 narrow black tips. 



