00967cam a22002651 4500 med46000105 DLC 20260227111556.0 820221s1946 xx 000 0 eng med46000105 (OCoLC)11463868 DLC DNLM MU OCoLC DLC RA421 .U4 no. 187 QL458.A2 C579 W1 UN659 no.187 Cooley, R. A. (Robert Allen), 1873-1968. The genera Boophilus, Rhipicephalus, and Haemaphysalis (Ixodidae) of the new world, by R. A. Cooley ... Washington, U.S. Govt. print. off., 1946. iii, 54 p. ill. National Institute of Health (U.S.) Bulletin, no. 187 U. S. 79th Cong., 2d sess. House. Doc. 603. "From the Rocky mountain laboratory, Division of infectious diseases, National institute of health." "References": p. 51-54. Ticks. 37852 37852