338 Frecp Museum or Naturat History — Zoodzoey, Vor. XI. 
Skulls of Skunks belonging to the genus Mephitis. 
1. M. m. putida;* 2. M. m. avia, 3. M. mephitis; 4. M. hudsonica. 
*In M. m. putida the palatal spine is often more pronounced than is shown here. 
