ECONOMIC ZOOLOGY — ENTOMOLOGY. 249 



droppings of the house sparrow ; 52 plants representing 7 species developed from 

 38 droppings of the greenfinch ; and 96 plants representing 9 species developed 

 from 50 droppings of the bullfinch. 



In the discussion the author reviews and quotes from the literature on the 

 subject. 



The food of some British wild birds, W. E. Collinge {London, 191S, pp. 

 VII -^109). — This work is based upon investigations extending over many years, 

 during which period numerous observations were made in the field and of the 

 stomach contents of upwards of 3,000 adult birds and 300 nestlings. Among 

 the more important subjects dealt with are methods of examination, including 

 observations of the food of nestling birds (E. S. R., 2S, p. 450) ; results of 

 studies of the food of 29 species of birds ; birds as destroyers and as distributors 

 of weed seeds, as noted above ; birds in relation to forestry ; legislation ; protec- 

 tive measures; etc. 



A bibliography of 114 titles is appended and an index is included. 



[Animal pests, etc., in Colorado] (Off. State Ent. Colo., 1913, Circs. 7, pp. 

 85, figs. 10; S, pp. IS, figs. 3; 9, pp. 8, pi. 1, fig. l).—Of these circulars (E. S. R., 

 28, p. 450), No. 7 consists of the Fourth Annual Report of the State Entomolo- 

 gist for the year, 1912, by C. P. Gillette and G. P. Weldon ; No. 8, a Report on 

 Prairie Dog Investigations in Colorado, in continuation of work previously 

 noted (E. S. R.. 28, p. 052) ; and No. 9, a discussion of The Wyoming Spero- 

 mophile. or Ground Squirrel (Citellus elegans), the last two circulars being by 

 W. L. Burnett. Reports uix)n the orchard, nursery, nursery stock, and apiary 

 inspection work during the year, and papers on the fruit tree leaf roller in 

 Colorado (E. S. R., 28, p. 450) and upon rodent investigations for 1912 (E. S. 

 R., 28, p. 652) are included in the entomologist's report. 



[Notes on insects of economic importance in Germany], K. Eschericii and 

 W. Baer {NaturiD. Ztschr. Forst u. Landw., 11 (1913), Nos. 2, pp. 98-109, figs. 

 3; 3, pp. 121-128, figs. 2; fl&s. in Rev. Appl. Ent., 1 (1913), Ser. A, No. 10, pp. 

 371-373). — These notes relate to the sawfly Pachyncmatus montanns as a new 

 enemy of the pine ; the pine as a food of Lophyrus hercynice; the number of eggs 

 deposited by Lyda stellata; injury of Hepialus hiwiuli to the hickory (Carya 

 alba) ; the longicorn beetle Ergates faher as a pest of pine fence posts, etc. ; and 

 a heavy infestation by Palwococciis fuscipennis. 



Insects injurious to sugar cane in British Guiana, and their natural 

 enemies, G. E. Bodkin (Jour. Bd. Agr. Brit. Guiana, 7 {1913), No. 1, pp. 

 29-32). — This paper lists 32 species of insects injurious to sugar cane in British 

 Guiana and their natural enemies. 



Insects attacking the pine, P. Lesne {Jour. Agr. Prat., n. ser., 25 {1913), 

 Nos. 6, pp. 179-182, pi. 1; 7, pp. 213-215, fig. i).— This is a brief account of the 

 more important insect enemies of the pine in France. 



Insects and disease, C. Wellman {Amer. Jour. Trop. Diseases and Prev. 

 Med., 1 {1913), No. 5, pp. 346-350). — A brief discussion with references to the 

 literature. 



Infectious diseases and invertebrate transmitters, F. Mesnil {Bui. Inst. 

 Pasteur, 11 {1913), Nos. 5, pp. 185-196; 6, pp. 255-2.;4).— This paper presents a 

 list of the invertebrates concerned, and a review of the infectious diseases con- 

 veyed by insects and other invertebrates and of the invertebrates and the micro- 

 organisms which they convey. A bibliography of 61 titles is appended. 



[Plant inspection in Florida], E. W. Bergeb {Univ. Fla. Off. Insp. Nursery 

 Stock, 1911, Circs. 1, pp. 8; 2, p. 1; 1912, Circs. 3, pp. 15, fig. 1; 4, p. 1; 1913, 

 Circ. 5, pp. 2). — These circulars relate to the rules and regulations governing 

 plant inspection work in Florida. 



