THE CANADIAN ENTOMOLOGIST 261 A CONTRIBUTION TOWARDS THE TAXONOMY OF THE DELPHA CID.E. BY F. MTIIR, Hawaiian Sugar Planters' Experiment Station, Honolulu, T. H. (Continued from Page 212.) List of Genera. 1. Achorotile Fieber, 1866, Verb. Zoob Bot. Ges. Wien, XVI, 521; type albosignata (Dahtbom), Pb VIII, f. 16. 2. Aloha Kirkaldy, 1904, Entom., XXXVII, 177; type ipomoecs Kirk.; 1908, P. Haw. Ent. Soc., 1, Pb IV, f. 9. 3. Amhlycotis. Stab 1853, Ofv. Vet. Ak. Forh., 265; type laticeps Stab 4. Anectopia Kirkaldy, 1907, H. S. P. A. Ent. Bulb, 11, 143; type mandane Kirk., Pb XI, f. 11-13, Pb XIV, 4-6. ArcEopusSpinoXd., 1839, Rev. Zoob; type crassicornis (Fahricius) Syn. Delphax. 5. Arcofacies Muir, gen. nov. 6. Asiraca Latreille, 1801, Hist. Nat. Crust. Ins., Ill, 259; type clavicornis (Fahricius). Atropis Kirschbaum, 1868, Cicad. Wies. u. Frank., 10; type latifrons Kirsch — lavifrons Shlb. Syn. Metropis Fieb. 7. Bakerella Crawford, 1914, Pro. U. S. Nat. Mus., XLVI, 601; Pb XLVII, f. D. Bambusaria Melichar, 1914, Phil. J. Scb, IX, 3, D. 274; Pb I, f. 6, a-b.; type picta Mel. — Syn. Sogatopsis pratti Muir. 8 Bambiisibatus Muir, gen. no\ . 9 Belocera Muir, 1913, Pro. Haw. Ent Soc, II, 5, 239; type sinensis Muir., PI VI, f. 4, a. BergiaScott, 1881, E. M. M., XVIII. 155; type nimbata (Berg.) n. preoc. Syn. Bergias. 10. Bergias Kirkaldy, 1904, Entom., XXXVII, 279; nom. nov. for Bergia. Bidis Walker, 1856, J. Lin. Soc. Lond., Zoob, I, 88; type notivena Walker, Pb IV, f. 2. Syn. Ugyops. 11. Bostcera Ball, 1902, Can. Ent., XXXIV, 266; type nasuta Ball. Syn. Cochise. 12. Calligypona J. Sahlberg, 1871, Not. Sallsk, Faun. Fenn., XII, 408; type albicolUs Sahib. August, 1915