Occasional Papers of the Museinn of Zoologx 23 



List of Referexces Cited 



FrackER, S. B., 1918. The Alydinae of the United States. Ann. Ent. 

 Soc. Amer., xi, pp. 255-282. 



HoRVATH, G., 1908. Remarques sur quelques Hemipteres de I'Amerique 

 du Nord. Ann. Mus. Nat. Hung., vi, pp. 555-559. 



. 1917- Heteroptera palaearctica nova vel minus cog- 



nita. I. Ann. Mus. Nat. Hung., xv, pp. 365-381. 



HussEv, R. F., 1920. An American Species of Cymatia. Bull. Brookl. 

 Ent. Soc. XV, pp. 80-83. 



, 1921. Distributional Notes on Hemiptera, with the 



Description of a new Gerris. Psyche, xxviii, pp. 8-15. 



Knight, H. H., 1921. Monograph of the North American Species of 

 Deraeocoris. i8th Rept. Minn. State Entomol., pp. 77-210 (= 

 Techn. Bull. No. i. Univ. Minn. Agr. Exp. Sta., pp. 77-210). 



MONTANDON, A. L., 1893. Notes on American He'miptera-Heteroptera. 

 Proc. U. S. Natl. Mus., xvi, pp. 45-52. 



Parshley, H. M., 1921 a. Essay on the American Species of Aradus. 

 Trans. Amer. Ent. Soc. xlvii, pp. 1-106. 



, 1921 b. Report on some Hemiptera from British 



Columbia. Proc. Brit. Col. Ent. Soc, No. 18, pp. 13-24. 



Uhler, p. R., 1872. Notices of the Hemiptera from the Western Ter- 

 ritories of the United States, chiefly from the Surveys of Dr. F. 

 V. Hayden. Hayden Surv. Terr., Rept. for 1871, pp. 392-423. 



, 1876. List of the Hemiptera of the Region West 



of the Mississippi River, including those collected during the Hay- 

 den Explorations of 1873. Bull. U. S. Geol. Geogr. Surv., i, pp. 

 269-364. 



, 1877. Report upon the Insects Collected by P. R. 



Uhler during the Explorations of 1875. including Monographs of 



the Cydnidae and Saldae, and the Hemiptera collected by A. S. 



Packard, Jr., M. D. Bull. U. S. Geol. Geogr. Surv., iii, pp. 355-475. 



. 1878. On the Hemiptera collected by Dr. Elliott 



Coues, U. S. A., in Dakota and Montana during 1873-1874. Bull. 

 U. S. Geol. Geogr. Surv., iv, pp. 503-512. 

 , 1890. Observations on North American Capsidae, 



with Descriptions of New Species. (No. 5.) Trans. Md. Acad. 

 Sci., i, pp. 73-88. 

 . 1895. In: Gillette and Baker. A Preliminary List 



of the Hemiptera of Colorado. Colo. Agr. Exp. Sta., Bull. 31. 

 Van Duzee, E. P., 1917. Catalogue of the Hemiptera of America 

 North of Mexico. Univ. Calif. Pubis., Techn. Bull., Ent., vol. ii. 



