1916b. A new species of the genus _Neoblattella_ from Costa Rica (Orthoptera, Blattidae). Ent. News, vol. 27, pp. 159-161. 1916c. Studies in the group Ischnopterites (Orthoptera, Blattidae, Pseudomopinae). Trans. Amer. Ent. Soc., vol. 42, pp. 337-383. 1917. The Blattidae of North America north of the Mexican boundary. Mem. Amer. Ent. Soc., No. 2, 284 pp., 10 pls. 1917a. A new species of myrmecophilous blattid (Orthoptera, Blattidae, Corydiinae). Ent. News, vol. 28, pp. 360-363. 1920. The Blattidae of Panama. Mem. Amer. Ent. Soc., No. 4, 148 + vi pp., 6 pls. 1921. South American Blattidae from the Museum National d'Histoire Naturelle, Paris, France. Proc. Acad. Nat. Sci. Philadelphia, vol. 73, pp. 193-304, 6 pls. 1921a. A note on Panamanian Blattidae, with the description of a new genus and two new species (Orth.). Ent. News, vol. 32, pp. 161-169. 1921b. Mexican records of Blattidae (Orthoptera). Trans. Amer. Ent. Soc., vol. 47, pp. 199-220. 1921c. Studies in the Dermaptera and Orthoptera of Colombia. Second paper. Trans. Amer. Ent. Soc., vol. 47, pp. 107-169. 1922. Dermaptera and Orthoptera of Hawaii. Occ. Pap., Bernice P. Bishop Mus., vol. 7, pp. 305-378. 1929. Studies in Malayan Blattidae (Orthoptera). Proc. Acad. Nat. Sci. Philadelphia, vol. 73, pp. 1-109, 6 pls. 1932. New species and records of Mexican Orthoptera. Trans. Amer. Ent. Soc., vol. 58, pp. 201-371. 1933. Dermaptera and Orthoptera from the Society Islands. Bernice P. Bishop Mus. Bull. No. 113, pp. 57-65. (Pacific Ent. Surv. Publ. 6, art. 11.) 1933a. The Dermaptera and Orthoptera of the Marquesas Islands. Bernice P. Bishop Mus. Bull. No. 114, pp. 105-140. (Pacific Ent. Surv. Publ. 7, art. 8.) 1943. Australian Blattidae of the subfamilies Chorisoneurinae and Ectobiinae (Orthoptera). Acad. Nat. Sci. Philadelphia Monogr. No. 4, 129 pp., 14 pls. 1943a. The Dermaptera and orthopterous families Blattidae, Mantidae, and Phasmidae of Texas. Trans. Amer. Ent. Soc., vol. 68, pp. 239-311. HEER, O. 1864. Ueber die fossilen Kakerlaken. Naturf. Ges. Zürich, Vierteljahrssch., vol. 9, pp. 273-302, 1 pl. HEGNER, R. 1928. Experimental studies on the viability and transmission of _Trichomonas hominis_. Amer. Journ. Hyg., vol. 8, pp. 16-34. 1929. The viability of paramecia and euglenae in the digestive tract of cockroaches. Journ. Parasitol., vol. 15, pp. 272-275. 1936. College zoology. 4th ed. 742 pp. New York. HEGNER, R., and CHU, H. J. 1930. A survey of protozoa parasitic in plants and animals of the Philippine Islands. Philippine Journ. Sci., vol. 43, pp. 451-482. HEIMPEL, A. M., and WEST, A. S.