Scientific Staff. 



ACTING DIRECTOR. 

 Chakles H. Townsend, Sc.D. 



DEPARTMENT OF GEOLOGY AND INVERTEBRATE PALAEONTOLOGY. 

 Edmund Otis Hovey, A.B., Ph.D., Curator. 



DEPARTMENT OF MINERALOGY. 



L. P. Gratacap, Ph.B., A.B., A.M., Curator. 

 George F. Kunz, A.M., Ph.D., Honorary Curator of Gems. 



DEPARTMENT OF INVERTEBRATE ZOOLOGY. 



Prof. Henry E. Crampton, A.B., Ph.D., Curator. 



Roy W. Miner, A.B., Assistant Curator. 



Frank E. Lutz, A.B., A.M., Ph.D., Assistant Curator. 



L. P. Gratacap, Ph.B., A.B., A.M., Curator of Mollusca. 



William BeutenmIiller, Associate Curator of Lepidoptera. 



John A. Grossbeck, Assistant. 



Prof. William Morton Wheeler, Ph.D., Honorary Curator of Social Insect?. 



Prof. Alexander Petrunkevitch, Ph.D., Honorary Curator of Arachnida. 



Prof. Aaron L. Treadwell, B.S., M.S., Ph.D., Honorary Curator of Annulata. 



Ch.\rles W. Leng, B.S., Honorary Curator of Coleoptera. 



DEPARTMENT OF ICHTHYOLOGY AND HERPETOLOGY. 



Prof. Bashford Dean, A.B., A.M., Ph.D., Curator of Fishes and Reptiles. 



Louis Hussakof, B.S., Ph.D., Associate Curator of Fishes. 



John T. Nichols, A.B., Assistant Curator of Recent Fishes. 



Mary Cynthia Dickerson, B.S., Assistant Curator of Herpetology. 



DEPARTMENT OF MAMMALOGY AND ORNITHOLOGY. 



Prof. J. A. Allen, Ph.D., Curator. 



Frank M. Chapman, Curator of Ornithology. 



Roy C. Andrews, A.B., Assistant in Mammalogy. 



W. de W. Miller, Assistant in Ornithology. 



IV 



