CONEPATUS. 515 



Geogr. Distr. Valparaiso Mountains, State of Zacatecas, north- 

 westerly into State of Sonora. 



Genl. Char. Size large; tail long. Skull long and slender; upper 

 molar and sectorial large. 



Color. Black; white dorsal band broad throughout; tail white, 

 black at base beneath restricted. 



Measurements. Total length, 715; tail vertebrae, 300; hind foot, 

 84. Skull: basal length, 66.5; zygomatic breadth, 43; palatal length, 

 33; upper molar on outer edge, 8.5. 



491. leuconotus (Mephitis), Licht., Darst. Neuer Oder Wenig Bekann- 



ter Saugeth., 1834, text, pi. XLIV, fig. i. 

 WHITE-SPOTTED SKUNK. 



Type locality. Upper waters of the Rio Alvarado, State of Vera 

 Cruz, Mexico. 



Genl. Char. Size large; white stripe from forehead in front of 

 eyes. 



Color. Black; white stripe from in front of eyes broadening in 

 the middle, and extending to the end of tail, which is black on sides 

 of basal half. 



Measurements. Total length, 436; tail, 279.40; hind foot, 50.8; 

 width of stripe at middle of back, 76.20. 



a. texensis (Conepatus), Merr., Proc. Biol. Soc. Wash., xv, 1902, 



p. 162. 

 TEXAN SKUNK. 



Type locality. Brownsville, Lower Rio Grande, Cameron County, 

 Texas. 



Geogr. Distr. Coast of Texas from Rockport, Aransas County, 

 to mouth of Rio Grande. State of Tamaulipas, Mexico? 



Genl. Char. Similar to C. leuconotus, Licht., but larger; white 

 dorsal area more restricted; rump often all black. 



Color. Black; white dorsal stripe usually narrower on rump, 

 sometimes not reaching it, leaving a white line between it and the 

 tail, or the rump is all black; tail white, with one-third or one-half 

 of the basal portion beneath black. 



Measurements. Total length, 825; tail vertebras, 365; hind foot, 

 86. Skull: basal length, 77; zygomatic breadth, 55.5; palatal length, 

 35; upper molar on its outer edge, 10. 



492. mesoleucus (Mephitis), Licht., Darst. Neuer Oder Wenig Bekann- 



ter Saugeth., 1834, pi. XLIV, fig. 2. 

 WHITE-BACKED SKUNK. 



Type locality. Chico, State of Vera Cruz, Mexico. 



