Microdipodops, Perognathus. 



481 



747. Microdipodops, Meniam, 1891. 

 Merriam, North-Amer. Fauua, No 5, 1891, p. 115. 



Nevada Centrali 



4863.megacephalus, Merriam — {3525); Elliot, 

 Field Columb. Mus., II, 1901, p. 240, 

 fig. 55, et 241. 



a. — oregonus, Merriam, Proc. Biol. Soc. 

 Wash. 1901, p. 127. 



4864. pallidus, Merriam, 1. c, 1901, p. 127. 



4865.californicus. Merriam, 1. c, 1901, p. 128. 



(Halleck). 



Oregou Or., Alvord 

 Désert, (Lac Alvord). 



Nevada, Chm*chill Ce, 



(Lac. Humboldt et 



Carson). 



California, PliimasCo., 

 (Vinton, Vallo Sierra). 



Subfam. 2. Heteromyinae. 



748. Perognathus, Wied, 1839. 



Ahromys, Gray, 1868; f Cricetodipiis, Peale, 1848 (uec Rhoads, 1893, 



nec Trouessart, 1897); Octognosis, Coiies, 1875. 



Maximiliau von Wied. Reise Innere Nord-America, 1839, I, p. 449; 



Nov. Act. Acad. Caes. Leop. CaroL, 1839, 19, p. 369. 



Recognitio. 



1900. — W. H. Osgood, Revision of the Pocket Mice of the Genus Perognathus 

 (North-Amer. Fauna, jSTo 18, 1900, p. 9--63; fig. in texto et 4 pL). 



A. Perognathus. 



4866.fasciatus, Wied — {3526); Elliot, Field Montana (fl. Yellow- 

 Columb. Mus., II, 1901. p. 242; Osgood, stone ad Missouri), 

 N.-Am. Fauna. 18, 1900, p. 18, 19, f. 3. Dakota Sept, et Merid., 



Wvoming. 



Colorado, Larimer Co., 

 (Loveland). 



a. — infraluteus, Thomas — {3527); 

 Elliot, 1. c, 1901, p. 242; Osgood, 1. c, 

 1900, p. 19. 



4867.flavescens. Merriam — {352Ha); Elliot, Nebraska (Kennedy), 

 1. c. 1901, p. 243; Osgood, 1. c, 1900, 

 p. 20, f. 4. 



copei, Roads — (3530). 



4868.merriami. Allen — (3529); Elliot, 1. c, 

 1901, p. 243; Osgood, L c, 1900, p. 21. 



Dakota Merid.,Kansas, 

 Texas Occid. 



Texas (Browusville), 

 Novo-Mexico, usque 

 ad Rio Grande. 



fiavm, p., Baird — (3528 part.); Thomas, 

 P.'Z. S., 1888, p. 449 {Cricetodipus). 



rnearnsi, Allen, Bull. Am. Mus., 1896, 

 p. 237. 



31 



