Revision of the Male Wasps of the Genus Brachycistis in America North of Mexico (Hymenoptera: Tiphiidae), by Marius S. Wasbauer. University of California Publications in Entomology 43: 96 pp.; 21 maps; 144 figs. University of California Press, Berkeley and Los Angeles, 1966. Price $3.00. - Botanical Latin: History, Grammar, Syntax, Terminology and Vocabulary, by William T. Stearn, Hafner Publishing Co., N.Y.1966, xiv + 566 pp., 41 plates. Price: $16.75 (U.S.). - The natural history of dung beetles of the subfamily Scarabaeinae (Coleoptera, Scarabaeidae) by Gonzalo Halffter and Eric G. Matthews. 312 pp. 52 figures. Folia Entomologica Mexicana (Nos. 12–14), 1966, Sociedad Mexicana de Entomologia, Apartado Postal 31-312, Mexico 7, D.F. Price 6.00 U.S. dollars.