This and the preceding edition (1900) form a very useful index to the systematic literature of insects, spiders, myriapods, etc. 1910. Catalogue of the Nearctic Hemiptera-Heteroptera. Amer. Ent. Soc. pp. 103. Philadelphia. 1910. Catalogue of Nearctic Spiders. U. S. Nat. Mus., Bull. 72. pp. 80. In the absence of special bibliographies these catalogues are the most convenient avenue to the literature. BETHUNE, C. J. S. 1900. General Index to the Thirty Annual Reports of the Entomological Society of Ontario, 1870-1899. pp. 76. Ontario Dept. Agr. BEUTENMÜLLER, W. 1891. Bibliographical Catalogue of the Described Transformations of North American Coleoptera. Jour. N. Y. Micros. Soc., Vol. VII, pp. 1-52. 1890. Preliminary Catalogue of the Described Transformations of the Odonata of the World, pp. 165-179. In Lamborn, R. H., Dragonflies vs. Mosquitoes. New York. 1893. On the Food Habits of the North American Rhynchophora. Jour. N. Y. Ent. Soc., Vol. I, pp. 36-43, 80-88. 1896. Food-Habits of North American Cerambycidæ. Jour. N. Y. Ent. Soc., Vol. IV, pp. 73-81. CHITTENDEN, F. H. 1893. Note on the Food Habits of Some Species of Chrysomelidæ. Proc. Ent. Soc. Wash., Vol. II, pp. 261-267. 1897. General Index to the Seven Volumes of Insect Life, 1888-1895. U. S. Dept. Agr., Div. Ent. COMMISSIONER OF AGRICULTURE. 1876. The General Index of the Agricultural Reports of the Patent Office for 1837-1861, and of the Department of Agriculture for 1862-1876. Washington. COMSTOCK, J. H. 1879. Report upon Cotton Insects. U. S. Dept. Agr. pp. 511. This report, like those of the U. S. Entomological Commission, gives very full accounts of the habits and life histories of certain species and gives particular attention to their predaceous and parasitic enemies. The predaceous insects are seldom given as detailed study as the vegetable-feeding kinds. COQUILLETT, D. W. 1881. Larvæ of Lepidoptera. Tenth Ann. Rep. State Ent. Ill., pp. 145-186. Descriptions, figures, and keys to many common larvæ. CRESSON, E. T. 1887. Synopsis of the Hymenoptera of America, North of Mexico. Trans. Amer. Ent. Soc., Supplem. Vol., 1887, Pt. 2. Catalogue of Species and Bibliography, pp. 155-350. Philadelphia. CURRIE, R. P., and CAUDELL, A. N. 1911. An Index to Circulars 1 to 100 (Second Series) of the Bureau of Entomology. U. S. Dept. Agr., Bur. Ent., Circular No. 100. pp. 49. The circulars contain a large amount of information on life histories of insects. DIMMOCK, G., and KNAB, F. 1904. Early Stages of Carabidæ. Bull. No. 1, Springfield Mus. Nat. Hist. pp. 55. Springfield, Mass. DODGE, C. R. 1888. The Life and Entomological Work of the Late Townend Glover. U. S. Dept. Agric., Div. Ent., Bull. No. 18 (O. S.). pp. 68. DYAR, H. G. 1894. A Classification of Lepidopterous Larvæ. Ann. N. Y. Acad. of Sci., Vol. VIII, pp. 194-232. EDWARDS, H.