96 



Hydroporug. 



Pars 71 



Col. Neerl. I, 1898, p. 126. - Stierl. Col. 

 Helv. I, 1900, p. 191. — Lameere, Fn. Belg. II, 

 1900, p. 817. - Reitt. Fn. Germ. I, 1908, 

 p. 216, t. 35, f. 12; Süßvvasserfn. Deutschi. 

 III -IV, 1909, p. 26. - Popp. Col. arkt. Geb. 

 1910, p. 345. — Kleiber, Arch. Naturgesch. 

 LXXVII, 1911, I, Suppl. 3, p. 45. 

 tristis var. b Gyll. Ins. Suec. I, 1808, p. 538. 



obsoletus Aube, Icon. Col. V, 1836, p. 298, t. 35, f. 1; 

 Spec. Col. VI, 1838, p. 597. - Sharp, Eni. 

 Monthly Mag. VI, 1869-70, p. 81; On Aquat. 

 Carn. Col. 1880-82, p. 482. - Fowler, Col. 

 Brit. Isl. I, 1887, p. 187. - Seidl. Verh. Nat. 

 Ver. Brunn XXV, 1887, p. 77. - Gangib. Käf. 

 Mitteleur. I, 1892, p. 477. - Everts, Col. 

 Neerl. I, 1898, p. 128. - Stierl. Col. Helv. I, 

 1900, p. 194. 



occidentalis Sharp, On Aquat. Carn. Col. 1880—82, 

 p. 466. 



occultus Sharp, 1. c. p. 456. — Mars. L'Abeille XX, 

 1882, p. 76. — R6g. M6m. Soc. Ent. Belg. IV, 

 1895, p. 29. — Zimmerm. Arch. f. Naturgesch. 

 1917 (1919), A. 12, p. 169. 



octopustii latus F. Ent. Syst. I, 1792, p. 197; Syst. 

 Eleuth. I, 1801, p. 270 (Dytiscus). - Sharp, 

 1. c. p. 775. - Mars. L'Abeille XX, 1882, 

 p. 105 (gen. dub.). 



palustris L. Fn. Suec. ed. 2, 1761, p. 216: Syst. Nat. 

 ed. 12, I, 2, 1767, p. 667; ed. Gmel. I, 4, 1790, 

 p. 1950. - F. Syst. Ent. 1775, p. 233; Spec. 

 Ins. I, 1781, p. 296; Mant. Ins. I, 1787, p. 192; 

 Ent. Syst. I, 1792, p. 196; Syst. Eleuth. I, 

 1801, p. 269. - Rossi, Fn. Etrusca 1790, p. 203; 

 ed. 2, 1795, p. 235. — Panz. Ent. Germ. I, 

 1794, p. 78. — Cederhjelm, Fn. Ingr. Prodr. 

 1798, p. 32. - 111. Mag. Ins. I, 1802, p. 76. - 

 Duft. Fn. Austr. I, 1805, p. 275 (Dytiscus). — 

 Steph. Hl. Brit. Ent. Mandib. II, 1828, p. 54. - 

 C. R. Sahlb. Ins. Fenn. I, 1834, p. 178. -Sturm, 

 Deutschi. Ins. IX, 1835, p. 50. - Er. Käf. 

 Mark Brandbg. I, 1837, p. 177. - Heer, Fn. 

 Helv. 1839, p. 155. — Schiödte, Daum. Eleuth. 

 I, 1841, p. 442. - Redt. Fn. Austr. 1849, 

 p. 123; ed. 2, 1857, p. 90; ed. 3, 1874, I, p. 98. - 

 Bach, Käferfn. Norddeutschi. I, 1851, p. 113. — 

 Fairm. et Laboulb. Fn. Ent. Franc. I, 1854, 

 p. 208. - Kuhn, Käf. südbayr. Flachl. 1858, 

 p. 132. - Gutfl.-Bose, Käf. Deutschi. 1859, 

 p. 56. - Fuß, Arch. Siebenb. IV, 3, 1860, 

 p. 101. - C. G. Thoms. Vet. Ak. Handl. 1854, 

 p. 210; Skand. Col. II, 1860, p. 32. - Kiesw. 

 Nat. Ins. Deutschi. I, 2, 1868, p. 72. — Seidl. 

 Fn. Balt. 1872, p. 50; ed. 2, 1887, p. 85; Verh. 

 Nat. Ver. Brunn XXV, 1887, p. 68, 69; Fn. 

 Transsylv. 1888, p. 95. — Sharp, On Aquat. 

 Carn. Col. 1880—82, p. 475. — Bedel, Fn. 

 Col. Bassin Seine I, 1881, p. 239. — Fowler, 

 Col. Brit. Isl. I, 1887, p. 182. - Gangib. Käf. 

 Mitteleur. I, 1892, p. 470. — Kliment, Cesti 



Süd- und 

 West- 

 europa 



Nordamerika 



Alsier 



? Schweden 



Europa 



