58 WORKS ON NORTH AMERICAN ENTOMOLOGY. 



Roberts, C. H. — The species of Dineutes of America, north of 

 Mexico. < Trans. Amer. Ent. Soc, xxn, pp. 279-288, 1895. 



Regimbart, M. — Fam. Gyrinida?. <Gen. Ins., Fasc. 1, pp. 12, pi. 1, 

 1902. 



HYDROPHILID^. 



Le Conte, J. L. — Synopsis of the Hydrophilida? of the United States. 

 <Proc. Acad. Nat. Sci. Phila., vn, pp. 356-375, 1855. 



Horn, G. H. — Revision of the genera and species of the tribe Hydro- 

 biini. <Proc. Amer. Phil. Soc, 1873, pp. 118-137. 



Notes on the species of Ochthebius of Boreal America. 



<Trans. Amer. Ent. Soc, xvn, pp. 18-26. 1890. 



A revision of the Sphseridiini inhabiting Boreal America. 



<Trans. Amer. Ent. Soc. xvn, pp. 279-314, 1890. 



[See article under " Local Lists."] 



Table of Hydrocharis. 

 Notes on some Hydrobiini of Boreal America. < Trans. 



Amer. Ent. Soc, xvn, pp. 237-278, 1890. 



Contains synopses of Philhydrus and allied genera and of Hydrobius 

 and Crenipbilus, Pis. in and iv. 



Casey, T. L. — [See work cited under Corylophida?.] 

 Table of species of Limnebins. 



Zaitzev, Ph. — Catalogue des Coleopteres aquatiques des families 

 des Dryopidse, Georyssida?, Cyathoceridse, Heteroceridse, et Hy- 

 drophilidse. <Hor. Soc. Ent. Ross., 1908, pp. 138. 



Regimbart, M. — Revision des grands Hydrophiles. <Ann. Soc 

 Ent, France, 1902, pp. 188-232. 



SILPHKLE. 



Le Conte, J. L. — Synopsis of the Silphales of America, north of 

 Mexico. <Proc Acad. Nat. Sci. Phila., vi, pp. 274-287. 1853. 



Horn, G. H. — Synopsis of the Silphidse of the United States, with 

 reference to the genera of other countries. < Trans. Amer. Ent. 

 Soc, vm, pp. 219-322, Pis. v-vn, 1880. 



SCYDM^ENIDvE. 



Le Conte, J. L. — Synopsis of the Scydmsenidae of the United States. 

 <Proc. Acad. Nat. Sci. Phila., vi, pp. 149-157, 1854. 



Casey, T. L. — Coleopterological notices, VII. <Ann. N. Y. Acad. 

 Sci., ix, pp. 285-684, 1897. 

 Synopsis of the Scydmsenidse. 



