COLEOPTERA. 57 



Le Conte, J. L. — Synopsis of the North American species of Platy- 

 nus, Bon. <Biil. Brooklyn Ent. Soc, ii, pp. 43-58, 1879. 



Hayward, R. — Studies in Amara. <Trans. Amer. Ent. Soc, xxxiv, 

 pp. 13-65, 1908. 



RoESCHKE, H. — Monographic der Carabiden Tribus Cychrini. 

 <Ann. Miis. Nat. Hung., v, pp. 9-277, 1907. 



EoussEAU, E. — Fam. Carabidse, subfam. Omophroninse. <Gen. Ins., 

 Fasc. 83, pp. 5, pi. 1, 1909. 



Fall, H. C. — On the affinities of the genus Tachycellus, with descrip- 

 tions of new species from the Western United States. <Journ. 

 N. Y. Ent. Soc, 1905, pp. 169-178. 

 Tables of Tachycellus and Glycerins. 



A review of the North American species of Notiophilus. 



< Psyche, 1906, pp. 79-92. 



Of most of our genera of this extensive family we have monographs 

 or synopses by Le Conte, Horn, or Crotch, and the tables for the de- 

 termination of the species are reproduced and augmented by some 

 original tables in the Bulletin of the Brooklyn Entomological Society, 

 from Volume I to Volume VI. 



HALIPLID^. 



Crotch, G. R. — Revision of the Dytiscidse of the United States. 

 <Haliplides, Trans. Amer. Ent. Soc, iv, pp. 383-385, 1872-1873. 



DYTISCID^. 



Crotch, G. R. — [See work just cited; Dytiscidse, pp. 385^24.] 



Sharp, D. — On aquatic carnivorous Coleoptera or Dytiscidse. 



< Trans. Royal Dublin Soc, ii, pp. 179-1003, plates, 1882. 



A monograph of the Dytiscidse of the whole world. 



Roberts, C. H. — The distinctive characters of the eastern species of 

 the genera Dytiscus and Cybister. <Journ. N. Y. Ent. Soc, 

 1905, pp. 103-107. 



ScH^FTER, Chas. — On North American and some Cuban Copelatus. 

 <Journ. N. Y. Ent. Soc, 1908, pp. 16-18. 



GYRINID^E. 



Le Conte, J. L*. — The Gyrinidse of America, north of Mexico. 

 <Proc. Acad. Nat. Sci. Phila., 1868, pp. 365-373. 



Regimbart, M. — Essai monographique de la famille des Gyrinides. 

 <Ann. Soc. Ent. France, 1882-1883, pis. 8. 

 Treats of the Gyrinidse of the whole globe. 



