240 Acilius. Pars 71 



6, 1908, p. 606. — Reitt. Fn. Germ. I, 1908, 

 p. 231, t. 39, f. Ib— g; Süßwasserfn. Deutschi. 

 III— IV, 1909, p. 45, f. 30a. — Des Gozis, 

 Miscell. Ent. XIX, 6, 1911, p. 18. — Schauf. in 

 Calwer, Käferb. ed. 6, 1913, p. 137, t. 6, f. 3, 4. 



punctatus Scop. Ent. Carn. 1763, p. 295 

 (Dytiscus). 



Scopolii Gmel. in L. Syst. Nat. I, IV, 1790, 

 p. 1954 (Dytiscus). 



(5 cinereus Rossi, Fn. Etrusca 1790, p. 200; 

 ed. 2, 1795, p. 232. — Marsh. Ent. Brit. I, 

 1802, p. 413 (Dytiscus). 



f as ciattts De Geer, M6m. Hist. Ins. IV, 

 1774, p. 397 (ex part6). 



tomento SU8 Motsch. Bull. Moscou XVIII, 

 1845, I, p. 30. 



? laev isulcatu s Motsch. 1. c. p. 30. 



oaripes Steph. 111. Brit. Ent. Mandib. II, 

 1828, p. 93. 



s CO ticu s Steph. 1. c. p. 93. 



var. b r ev is Aub6, Icon, Col. V, 1836, p. 70, 

 t. 9, f. 3, 4; Spec. Col. VI, 1838, p. 129. 



Biologie: Bergstr. Nomencl. Ins. Hanau I, 

 1778, p. 35, t. 7, f. 6, 7. — ? De Geer, M6m. 

 Hist. Ins. IV, 1776, p. 221—223, t. 15, f. 8—15. 

 — Schiödte, Danm. Eleuth. I, 1841, p, 522; 

 Nat. Tidsskr. III, 1864, p. 179—182, t. 4, 

 f. 1—12. — Fowler, Col. Brit. Isl. I, 1887, 

 p. 208. — Gangib. Käf. Mitteleur. I, 1892, 

 p. 510. — Meinert., Overs. Vid. Selsk. Forh. 

 1893, p. 185, t. 1, f. 1—9; M6m. Ac. Sc. Danem. 

 (6) IX, 1901, p. 397, t. 5, f. 112—117. — Reitt. 

 Fn. Germ. I, 1908, p. 231, t. 39, f. la; Süß- 

 wasserfn. Deutschi. III— IV, 1909, p. 45, 

 fig. 30b. 



Morphologie u. Phj'siologie: Reg. 

 Ann. Soc. Ent. France (5) VIII 1878, t. 10, 

 f. 12. — • Bordas, Compt. rend. Acad. Sc. 

 ^ Paris CXXXII, 1901, p. 182. — Portier, 

 Arch. zool. Experim. (5) VIII, 1911—12, 

 p. 106, fig. 5, p. 277, f. 25, 34, p. 266, f. 45, 46. 

 ;^ Blunck, Zool. Anz. XLI, 1913, p. 586, fig. 1-4. 



Subg. Homoeolytras Gobert. 



Gobert, Ann. Soc. Ent. France (5) IV, 1874, p. 441. — Seidl. Verh. 



Nat. Ver. Brunn XXV, 1887, p. 108; Fn. Balt. ed. 2, 1888, p. 102; Fn. 



Transsylv. 1888, p. HO. — ■ Zimmerm. Arch. f. Naturgesch. 83, 1917 



(1919), A. 12, p. 232. 



Duvergeri Gobert, 1. c. p. 441; Bull. p. 120. — Sharp, Südfrauk- 



On Aquat. Carn. Col. 1880—82, p. 676. — reich, 



Mars. L'Abeille XX, 1882, p. 4. — Seidl. Marokko, 



Verh. Nat. Ver. Brunn XXV, 1887, p. 108. — Portugal, 



Des Gozis, Miscell. Ent. XIX, 6, 1911, p. 18. Spanien 



mediatus Say, Trans. Amer. Philo s. Soc. II, 1825, p. 33 Nordamerika 

 (Dytiscus). — Aub6, Spec. Col. VI, 1838, 

 p. 134. — J. Lee. Compl. Writ. of Say 11, 



