PEROGNATHUS. 341 



: 2, Adult d^ P. San Diego, California. F, Stephens. 



3. Adult ? P. Ocean Beach, San Diego, California. F. Ste- 

 phens. 

 4-14. Adult c? Coll. San Antonio, Lower California, Mexico. E. 



Heller. 

 15-23. Adult ? Coll. San Antonio, Lower California, Mexico. 

 E. Heller: 



24. Adult cJ* Coll. Trinidad, Lower California, Mexico. E. 

 Heller. 



25. Adult 6^ Coll. San Matias Spring, Lower California, 

 Mexico. E. Heller. 



26-30. Adult c? Coll. Ensenada, Lower California, Mexico. 

 E. Heller. 



31. Adult 6^ Coll. Juncolito Spring, Lower California, Mexico. 

 E. Heller. 



32. Adult d^ Coll. Head of San Antonio River, Lower Cali- 

 fornia, Mexico. E. Heller. 



33-37. Adult c? Coll. Rosarito, Lower California, Mexico. E. 



Heller. 

 38-43. Adult 9 Coll. Rosarito, Lower California, Mexico. E. 



Heller. 



44. Adult 9 Coll. Mattomi, Lower California, Mexico. E. 

 Heller. 



45. Adult 6^ Coll. San Quentin, Lower California, Mexico. E. 

 Heller. 



46. Adult 9 Coll. San Quentin, Lower California, Mexico. E. 

 Heller. 



a. Pero^nathus fallajo pallidus Mearns. 



Perognaihus fallax pallidus Mearns, Proc. Biol. Soc. Wash., xiv, 

 1901, p. 135. Elliot, Mamm. Middle Amer. & W. Indies, F. C. 

 M. Pub., IV, Pt. I, 1904, p. 366. Zool. Ser. Id. Check-L. 

 Mamm. N. Amer. Cont. & W. Indies, F. C. M. Pub., vi, 1905, 

 p. 314. Zool. Ser. 

 Pallid Pocket Mouse. 



I. Adult 6" Coll. Whitewater, California. E. Heller. 

 2-4. Adult c? Coll. Morongo Pass, California. E. Heller. 



5. Adult d" Coll. Warren's Well, ealifomia. E. Heller. 

 6-7. Adult c? Coll. Oro Grande, California. E. Heller. 



8. Adult d" Coll. Victor, California. E. Heller. 



9. Adult 9 Exch. Mountain Spring, Cahfomia. Am. Mus. 

 Nat. Hist. N. Y. F. X. Holzner.- 



