Part 26

LAYNE, JAMES N.

1959. Growth and development of the eastern harvest mouse, Reithrodontomys humulis. Bull. Florida State Mus., 4:61-82, 5 figs., April 27.

LEOPOLD, A. S.

1950. Vegetation zones of Mexico. Ecol., 31:507-518, 1 fig., 1 table, October.

LOWERY, G. H., and DALQUEST, W. W.

1951. Birds from the state of Veracruz, Mexico. Univ. Kansas Publ., Mus. Nat. Hist., 3:531-649, 7 figs., 2 tables, October 10.

LUKENS, P. W., JR.

1955. The mammals of the Chilpancingo area of the Mexican state of Guerrero. Unpublished Master's dissertation, Texas Agricultural and Mechanical College of Texas. 209 pp.

MAYR, E.

1949. Speciation and selection. Proc. Amer. Phil. Soc., 93:514-519, December.

MEARNS, E. A.

1907. Mammals of the Mexican boundary of the United States ... Pt. 1, Families Didelphidae to Muridae. Bull. U. S. Nat. Mus., 56:xv + 530, 13 pls., 126 figs., numerous tables, April 13.

MERRIAM, C. HART

1892. Descriptions of new mammals collected by E. W. Nelson in the states of Colima and Jalisco, Mexico. Proc. Biol. Soc. Washington, 7:164-174, September 29.

MOORE, R. T.

1945. The transverse volcanic biotic province of central Mexico and its relationship to adjacent provinces. Trans. San Diego Soc. Nat. Hist., 10:217-236, 1 map, 4 tables, August 31.

OSGOOD, W. H.

1909. Revision of the mice of the American Genus Peromyscus. N. Amer. Fauna, 28:1-285, 8 pls., 12 figs., several tables, April 17.

PACKARD, R. L.

1958a. New subspecies of the rodent Baiomys from Central America. Univ. Kansas Publ., Mus. Nat. Hist., 9:397-404, 2 tables, December 19.

1958b. The taxonomic status of Peromyscus allex Osgood. Proc. Biol. Soc. Washington, 71:17-20, April 11.

RIDGWAY, R.

1912. Color standards and color nomenclature. Published by the author, Washington, D. C., iii + 43 pp., 53 pls.

RINKER, G. C.

1954. The comparative myology of the mammalian genera Sigmodon, Oryzomys, Neotoma, and Peromyscus (Cricetinae), with remarks on their intergeneric relationships. Miscl. Publ. Mus. Zool., Univ. Michigan, 83:1-124, 18 figs., 2 tables, June 4.

RUSSELL, R. J., JR.

1952. A new subspecies of pygmy mouse, Baiomys musculus, from Morelos, Mexico. Proc. Biol. Soc. Washington, 65:21-22, January 29.

SEARS, P. B.