APPENDIX. 745 



Measurements. Total length, 505; tail vertebrae, 58; hind foot, 

 113; ear from notch (dried skin), 78. Skull: occipito-nasal length, 

 86 ; Hensel, 65 ; interorbital width, 19.5 ; parietal width, 26.5 ; length of 

 nasals, 39 ; width of nasals at base, 16.5 ; width of nasals near tips, 13 ; 

 width of rostrum above anterior base of molars, 19.5; greatest diam- 

 eter of bullae, 1 1 . 



436d. goldmani (Lepus), Nelson, Proc. Biol. Soc. Wash., xvn, 1904, 



p. 107. 

 SINALOA COTTONTAIL. 



Type locality. Culiacan, State of Sinaloa, Mexico. 



Geogr. Distr. Southern part of the State of Sonora to central part 

 of the State of Sinaloa. 



Genl. Char. Similar to L. arizonce, but darker; bullse smaller. 



Color. Winter pelage. Upper parts creamy ochraceous buff, 

 grizzled and washed with black ; sides of head and body paler, pinkish 

 buff; small iron gray area on rump; nape rusty rufous; neck on sides 

 and beneath pinkish buff; rest of under parts white; front and sides of 

 fore legs rusty ochraceous buff ; back of fore legs white ; sides and back 

 of lower part of hind legs and feet rusty rufous ; white line on front of 

 hind legs and feet; tail above dark brown grizzled with buff; ears ex- 

 teriorly grizzled grayish; interiorly dingy gray, tips bordered with 

 black. 



Measurements. Total length, 388; tail vertebras, 56; hind foot, 

 87; ear from notch (dried skin), 66. Skull: occipito-nasal length, 66; 

 Hensel, 52; interorbital breadth, 17; parietal width, 24; length of 

 nasals, 27; greatest diameter of bullae, n. 



. Macrotolagus. 



448a. altamirse (Lepus), Nelson, Proc. Biol. Soc. Wash., xvn, 1904, 



p. 109. 

 ALTA MIRA JACK RABBIT. 



Type locality. Alta Mira, State of Tamaulipas, Mexico. 



Geogr. Distr. Coast plains in southern part of the State of Ta- 

 maulipas, extreme northern part of State of Vera Cruz and eastern 

 part of State of San Luis Potosi. 



Genl. Char. Similar to L. merriami, but nape patch divided by 

 median yellowish band. Skull larger and heavier, rostrum longer. 



Color. Spring pelage. Top of head grizzled grayish buff; back 

 grizzled creamy buff mottled with black; sides of body paler buff 

 grizzled with grayish ; thighs and sides of rump pale iron gray ; sides of 

 head and sides of under part of neck bright buff; nape black divided 

 by median buff band ; top of fore feet and legs dingy buff ; top of hind 



