1892.] Record of North American Zoology. 313 



genera. Proc. U. S. Nat. Mus., XIII., p. 383, 1 891. —New forms 

 are Escaryus (n. g.) phylhphilus, E. liber (N. Y.). 



* Wheeler, W. M. — Hydrocyanic acid secreted by Polydesmus 

 virginiensis. Psyche, V, p. 442, 1890. 



Shimer, H. — The intra-trarhral cilia of insects. Microscope, 

 X., p. 332, 1890. 



Cockerell, T. D. A. — Fauna and flora of Colorado, I. West 

 Am. Scientist, VI., p. 103, 1889. — List of 48 Lepidoptera, n 

 Diptera. 



HYMENOPTERA. 



Coquillet, D. W. — New Coccids from California, and one of 

 their Chalcid parasites. West Am. Scientist, VII., p. 43, 1890. — 

 Blastothrix yucca. 



HEMIPTERA. 



Snow, F. H. — Experiments for the artificial dissemination of a 

 contagious disease among chinch-bugs. Trans. Kan. Acad. Sci., 

 XII, p. 34, 1890. 



Kellogg, V. L.— Some notes on the Mallophaga. Trans. 

 Kan. Acad. Sci, XII, p. 46, 1890.— Trachial system of Tetroph- 

 thalmus; synopsis of genera; two new genena characterized, not 

 named. 



Garman, U.—CEbalus pugnax, an enemy of grasses. Psyche, 

 VI, p. 61, 1891. 



Coquillet, D. W.— Mealy bugs of the United States. West 

 Am. Scientist, VI, p. 121, 1889.— Synopsis of species ; new are 

 Dactylopius ryani, D. cravii, from California. 



New Coccids from California, and one of their Chalcid 



parasites. West Am. Scientist, VII, p. 43- 1890— Dactylopius 

 ephedrcB, Pseudococms yucca. 



Coquillet, D. W.— A new Rhaphiomidas from California. 

 West Am. Scientist, VII, p. 84, 1891.—^. acton. 



Garman, H.— An undescribed larva from Mammoth Cave. 

 Bull. Essex Inst, XXIII., 1891. 



