Pars 71 Dytiscus. — Homoeodytes. 255 



verticalis Say, Trans. Amer. Philos. Soc. 11, 1825, p. 92. Nordamerika 



— Aub6, Spec. Coi. VI, 1838, p. 122. — J. Lee. 

 Compl. Writ. of Say II, 1859, p. 506. — Crotch, 

 Trans. Amer. Ent. Soc. IV, 1873, p. 408. — 

 Sharp, On Aquat. Garn. Col. 1880—82, p. 638. 



— Wickham, Canad. Ent. XXVIl, 1895, p. 151. 



— Roberts, Journ. N. York Ent. Soc. XIII, 

 1905, p. 106. 



vexatus Sharp, 1. c. p. 643. „ 



27 



V. Tribus: CybisteHiii. 



Sharp, On Aquat. Garn. Gol. 1880- 82, p. 700, 941. — J. Lee. and Hörn, 

 Glassif. Gol. North Amer. 1883, p. 67. - Wickham, Ganad. Ent. XXVII, 

 1895, p. 72. — Zimmerm. Arch. f. Naturgesch. 83, 1917 (1919), A. 12. 



p. 225, 234. 



Cybistrides Ghatanay, Ann. Soc. Ent. France LXXVI. 

 1907, Bull. p. 191; LXXIX, 1910, p. 419. 



Spencerhydrus Sharp. 



Sharp, On Aquat. Garn. Gol. 1880 — 82, p. 701, 916. — Ghatanay, Ann. 



Soc. Ent. France LXXIX, 1910, p. 423. — Zimmerm. Arch. f. Naturgcsch. 



83, 1917 (1919), A. 12, p. 234. 



latecinctus Sharp, 1. c. p. 702, t. 18, f. 219. Australien 



pulchellus Sharp, I. c. p. 701. „ 



semiflavus Sharp, 1. c. p. 702. „ 



3 



Homoeodytes Eeg. 



Reg. Ann. Soc. Ent. France (5) VIII, 1878, p. 451, 458. — Sharp, On 

 Aquat. Garn. Gol. 1880—82, p. 703, 916. — Broun, Man. New Zeal. 

 Gol. VI, 1893, p. 1331. — Ghatanay, Ann. Soc. Ent. France LXXIX, 

 1910, p. 424.- Zimmerm. Arch. f. Naturgesch. 83, 191'/ (1919), A. 12, p. 234 



Onychohydrus White, Nomencl. Gol. Brit. Mus. II, Hvdro- 



canth. 1847, p. 7. 

 atratus F. Syst. Eleuth. I, 1801, p. 259. — Latr. Gen. Australien 



Grust. et Ins. I, 1806, p. 231 (Dytiscus) — 



Schaum, Stett. Ent. Zeit. VII, 1847, p. 51. — 



Sharp, 1. c. p. 703. — Fauvel, Rev. d'Ent. II, 



1883, p. 345; XXII, 1903, p. 251. 

 Goryi Aub6, Spec. Gol. VI, 1838, p. 81. — Sharp, On 



Aquat. Garn. Go). 1880—82, p. 771. 

 Hookeri White, Voyage Ereb. and Terror 1846, p. 6. — Neuseeland 



Sharp, 1. c. p. 704, t. 18, f. 220. — Broun, Man. 



New Zeal. Gol. VI, 1893, p. 1332. 

 insularis Hopc, Ann. Mag. Nat. Hist. IX, 1842, p. 427. — Tasmanien 



Sharp, 1. c. p. 771. 

 scutellaris Germ. Linn. Ent. III, 1848, p. 171. — Sharp, Australien, 



1. c. p. 703. — Broun, Man. New Zeal. Gol. VL Tas- 



1893, p. 1331. manien, 



Morphologie: R6g. Ann. Soc. Ent. France Neu.seeland 



(5) VIII, 1878, t. 10, f. 11. 

 5 



