52 Bidessus. Pars 71 



gemlnus F. Ent. Syst. I, 1792, p. 199; Syst. Eleuth. I, Europa 

 1801, p. 72. — Panz. Ent. Germ. I, 1794, 

 p. 80. - HI. Mag. Ins. I, 1802, p. 77. - Duft. 

 Fn. Austr. I, 1805, p. 277 (Dyüscus). - Gyll. 

 Ins. Suec. I, 1808, p. 542 (Hyphydrus). — 

 Steph. lU. Brit. Ent. Mandib. II, 1828, p. 57. - 

 Boisd. et Lacord. Fn. Ent. Paris I, 1835, 

 p. 334. — Sturm, Deutschi. Ins. IX, 1835, 

 p. 75. - Aub6, Icon. Col. V, 1836, p. 74, t. 38, 

 f. 5; Spec. Col. VI, 1838, p. 491. - Er. Käf. 

 Mark Brandbg. I, 1837, p. 180. - Heer, Fn. 

 Helv. 1839, p. 160. — Gast. Hist. Nat. Col. 1, 



1840, p. 166. — Schiödte, Danm. Eleuth. 1, 



1841, p. 429, t. 17, A. — Hochh. Enum. Car. 

 Hydroc. Cauc. 1846, p. 224. — Redt. Fn. 

 Austr. 1849, p. 121; ed. 2, 1857, p. 87; ed. 3, 

 1874, I, p. 95. — Bach, Käferfn. Norddeutsch]. 

 I, 1851, p. 109. — Fairm. et Laboulb. Fn. 

 Ent. rran9. I, 1854, p. 198. - Kuhn, Käf. 

 südbayr. Flachl. 1858, p. 54. — Gutfl.-Bose, 

 Käf. Deutschi. 1859, p. 54. - Fuß, Arch. 

 Siebenb. IV, 3, 1860, p. 98. - C. G. Thoms. 

 Vet. Ak. Handl. 1854, p. 188; Skand. Col. II, 

 1860, p. 15. - Woll. Cat. Col. Canaries 1864, 

 p. 76. — Kiesw. Xat. Ins. Deutschi. I, 2, 

 1868, p. 41. - Seidl. Fn. Balt. 1872, p. 46 

 (Hydroporus); ed. 2,1887, p. 79; Verh. Nat. 

 Ver. Brunn XXV, 1887, p. 48; Fn. Transsylv. 

 1889, p. 89. — Sharp, On Aquat. Carn. Col. 

 1880-82, p. 352. - Fowler, Col. Brit. Isl. I, 

 1887, p. 165. — Gangib. Käf. Mitteleur. I, 

 1892, p. 456. — R6g. M6m. Soc. Ent. Belg. IV, 

 1895, p. 88. — Kliment, Cesti brouci, 1896, 

 p. 91, t. 7, f. 17. - Everts, Col. Neerl. 1898, 

 p. 121. — J. Müller, Verh. zool.-bot. Ges. 

 Wien L, 1900, p. 116. - Stierl. Col. Helv. I, 

 1900, p. 185. — Lameere, Fn. Belg. II, 1900, 

 p. 819. - Csiki, Mag. Bogarfn. I, 5, 1908, 

 p. 475. - Reitt. Fn. Germ. I, 1808, p. 210, 

 t. 33, f. 15; Süßwasserfn. Deutschi. III— IV, 

 1909, p. 19. — Des Gozis, Miscell. Ent. XXI, 

 3, 1913, p. 91. — C. Schauf. in Calwer, Käf erb. 

 ed. 6, 1913, p. 122. 



mini m u s Bedel, Fn. Col. Bassin Seine I, 1881, 



p. 234. — Steph. 111. Brit. Ent. Mandib. II, 



1828, p. 58 (Hydroporus). 

 parvulus Payk. Fn. Suec. I, 1798, p. 233, 



var. b (Dytiscus). 

 p y gm aeus Ol Ent. III, 40, 1795, p. 39, t. 5, 



f. 45 a, b (Dyliscus). 

 iriiidus Panz. Fn. Germ. XXVI, 1795, t. 2; 



Ent. Germ. I, 1794, p. 76 (Dytiscus). 

 monaulacus Drapiez, Ann. Sc. Phys. Brux. 



III, 1820, p. 270, t. 40, f. 5. 

 Symbol u m Kolenati, Melet. Ent. I, 1845, 



p. 86, t. 2, f. 16 (Hydroporus). — Scholz, Ent. 



Mitteil. V, 1916, p. 170. 

 ab. pusilUis F. Spec. Ins. I, 1781, p. 297; 



Mant. Ins. I, 1787, p. 194; Ent. Syst. I, 1792, 



