1918] Kellogg: Microtus calif ornicus Group of Meadow Mice 37 



1903&. A list of mammals collected by Edmund Heller, in the San Pedro 

 Martir and Hanson Laguna mountains and the accompanying coast 

 regions of Lower California, with descriptions of apparently new 

 species. Ibid., 3, 199-232, pis. 33-38. 



1904. Catalogue of mammals collected by E. Heller in southern California. 

 Ihid., 3, 271-321, pis. 38-49, 1 map. 



1907. A catalogue of the collection of mammals in the Field Columbian 

 Museum. Ibid., 8, viii + 694, 92 figs, in text. 

 Le Conte, J. 



1853. Description of three new species of American Arvicolae, with re- 

 marks upon some other American rodents. Proc. Acad. Nat. Sci. 

 Phila., 6, 404-415. 

 Peale, T. R. 



1848. Mammalia and Ornithology. U. S. Expl. Exped. (Wilkes), (Phila- 

 delphia, Sherman), 8, i-xxvi, 17-338, several unnumbered figs, 

 in text. 

 Townsend, C. H. 



1887. Field notes on the mammals, birds and reptiles of northern Cali- 

 fornia. Proc. U. S. Nat. Mus., 10, 159-241, pi. 5, 4 figs, in text. 



Trouessakt, E. L. 



1898-1899. Catalogus mammalium tam viventium quam fossilium. (Berlin, 

 Friedlander), 2, i-v, 1-664; 3, i-v, 665-1469. 



Transmitted February 13, 1918. 



