Pars 71 



Derouectos. 



1836, p. 253, t. 29, f. 4; Spec. Col. VI, 1838, 

 p. 536. - Er. Käf. Mark Brandbg. I, 1837, 

 p. 695. - Heer, Fn. Helv. 1839, p. 153. - 

 Apetz, Mitteil. Osterlande IV, 1840, p. 196. — 

 Schiödte, Danm. El. I, 1841, p. 450. — Redt. 

 Fn. Austr. 1849, p. 122; ed. 2, 1857, p. 88; 

 ed. 3, 1874, I, p. 96. - Bach, Käferfn. Nord- 

 deutschl. I, 1851, p. 110. — Fairm. et La- 

 boulb. Fn. Ent. Frang. 1, 1854, p. 211. — 

 Kuhn, Käf. südbayr. Flachl. 1858, p. 132. - 

 Gutfl.-Bose, Käf. Deutschi. 1859, p. 55. — 

 Fuß, Arch. Siebenb. IV, 3, 1860, p. 99. - 

 C. G. Thoms. Vet. Ak. Handl. 1854, p. 193; 

 Skand. Col. II, 1860, p. 20; IX, 1867, p. 76. 



— Kiesw. Nat. Ins. Deutschi. I, 2, 1868, p. 54. 



- R6g. Bull. Soc. Ent. France 1877, p. 350. - 

 Sharp, On Aquat. Garn. Col. 1880-82, p. 447. 



— Bedel, Fn. Col. Bassin Seine I, 1881, 

 p. 237. - Fowler, Col. Brit. Isl. I, 1887, p. 178. 



- Seidl. Verh. Nat. Ver. Brunn XX, 1887, 

 p. 65; Fn. Balt. ed. 2, 1887, p. 82; Fn. Trans- 

 sylv. 1888, p. 82. — Gangib. Käf. Mitteleur. I, 

 1892, p. 464. - Kliment, Cesti brouci, 1896, 

 p. 93, t. 7, f. 23. - Everts, Col. Neerl. I, 1898, 

 p. 124. - Stierl. Col. Helv. I, 1900, p. 189. - 

 Lameere, Fn. Belg. II, 1900, p. 815. — Csiki, 

 Mag. Bogarfn. I, 5, 1908, p. 480. — Reitt. 

 Fn. Germ. I, 1908, p. 213, t. 34, f. 4; Süß- 

 wasserfn. Deutschi. III— IV, 1909, p. 24. - 

 Zimmerm. Arch f. Naturgesch. 83, 1917 (1919). 

 A. 12, p. 191. 



n ubilus Gmel. Syst. Nat. IV, 1, 1790, p. 1957 



(Dytiscus). 

 areolatus Duft. Fn. Austr. I, 1805, p. 274 



(Dytiscus). — C. R. Sahlb. Ins. Fenn. 1, 



1834, p. 173. — Boisd. et Lacord. Fn. Ent. 



Paris I, 1835, p. 328. 

 griscostriatus Steph. 111. Brit. Ent. Man- 



dib. V, 1835, p. 391. - Gast. Hist. Nat. Col. I, 



1840, p. 165. 

 severus Clark, Proc. Ent. Soc. Lond. 1862, 



p. 93. 

 amoenus J. Sahlb. Öfvers. Finska Vet. Ac. 



Förh. VII, 1908, p. 22. 

 var. fuscitarsis Aub6, Icon. Col. V, 1830, 



p. 255, t. 29, f. 5; Spec. Col. VI, 1838, p. 538. - 



Kiesw. I. c. p. 55. — Seidl. Verh. Nat. Ver. 



Brunn XXV, 1887, p. 65. — Zimmerm. 1. c 

 var. ibericus R6g. Ann. Soc. Ent. France 



LXX, 1901, p. 326. - Zimmerm 1. c. 

 var. nigriventris Zimmerm. 1. c. 

 Biologie: SchiÖdte, Nat. Tidsskr. III, 3, 



1864, p. 168. - Gangib. 1. c. p. 457. - Meinert, 



M6m. Ac. Sc. Danem. (6) IX, 1901, p. 369, 



t. ?, f. 37-42. 

 laevis Kirby, Fn. Bor.-Amer. IV, 1837, p. 67. ' - 



du o d e ciml ineatti s J. Lee. in 'Ägassiz, 



Lake sup. IV, 1850, p. 214; Proc. Acad. 



Philad. VII, 1855, p. 291. — Sharp, On Aquat. 



Sardinien 



Spanien 

 Korsika 



Nordamerika 



