Pars 71 



Cybister, 



259 



convexus Sharp, On Aquat. Carn. Col. 1880—82, p. 718. 



— R6g. Ann. Soc. Ent. France LXVIII, 1899, 

 p. 363. 



crassipes Sharp, 1. c. p. 735. — Mars. L'Abeille XX, 

 1882, p. 114. — R6g. Mem. Soc. Ent. Belg. IV, 

 1895, p. 214. 



crassiusculus R^g. M6m. Soc. Ent. Belg. IV, 1895, 

 p. 214. — Zimmerm. Ent. Blätter XIII, 1917, 

 p. 101. 



Dehaani Aub6, Spec. Col. VI, 1838, p. 101. -^ Sharp, 

 On Aquat. Carn. Col. 1880—82, p. 726. — R6g. 

 Ann. Soc. Ent. France LXVIII, 1899, p. 350. 

 var. alten uatus R6g. 1. c. p. 357. 



Dejeaiü Aubö, Spec. Col. VI, 1838, p. 64. — Sharp, 1. c. 

 p. 771. — R6g. 1. c. p. 349. 

 extenuans Walk. Ann. Mag. Nat. Hist. (3) 



II, 1858, p. 204. — Sharp, 1. c. p. 773. 

 Wehnckianus Sharp, 1. c. p. 737; Trans. 

 Ent. Soc. London 1890, p. 348. 



Desjardinsi Aub6, Spec. Col. VI, 1838, p. 93. — Sharp, 

 On Aquat. Carn. Xol. 1880—82, p. 721. — 

 Kolbe, Arch. Naturgosch. XLIX, 1883, I, 

 p. 427. — R6g. M6m. Soc. Ent. Belg. IV, 

 1895, p. 222. — • Zimmerm. Arch. f. ISTaturgesch. 

 83, 1917 (1919), A. 12, p. 239. 



distinctus Reg. Ann. Soc. Ent. France (5) VII, 187'/, 

 Bull. p. CLVII; Notes Leyden Mus. XI, 1888, 

 p. 62; M6m. Soc. Ent. Belg. IV, 1895, p. 219. — 

 Sharp, On Aquat. Carn. Col. 1880—82, p. 725. 



— Zimmerm. Ent. Blätter XIII, 1817, p. 100; 

 Arch. f. Naturgesch. 83, 1917 (1919),A. 12, p. 242. 



ellipticus J. Lee. Ann. Lyc. Nat. Hist. New York V, 



1851, p. 202. — Crotch, Trans. Amer. Ent. 



Soc. IV, 1873, p. 399. — Sharp, 1. c. p. 716. 

 Ertli Zimmerm. Ent. Blätter XIII, 1917, p. 99; Arch. 



f. Naturgesch. 83, 1917 (1919), A. 12, p. 241. 

 csplauatus J. Lee. Ann. Lyc. Nat. Hist. New York V, 



1851, p. 202. — Crotch, Trans. Amer. Ent. 



Soc. IV, 1873, p. 399. — Sharp, On Aquat. 



Carn. Col. 1880—82, p. 734, 

 rar. fusculus Zimmerm. Arch. f. Naturgesch. 



83, 1917 (1919), A. 12, p. 242. 

 var. $ laev ic o lli s Zimmerm. 1. c. 

 Festae Griffini, BoU. Mus. Torino X, l89ö,nr. 220, p. 1. 

 fimbriolatiis Say, Trans. Amer. Philos. Soc. II, 1825, 



p. 91 (Dytiscus). — J. Lee. Compl. Writ. of 



Say II, 1859, p. 506. — Crotch, Trans. Amer. 



Ent. Soc. IV, 1873, p. 112. — Sharp, On Aquat. 



Carn. Col. 1880—82, p. 715; Biol. Centr.-Am. 



Col. I, 2, 1882, p. 48, t. 1, f. 14. — Wickham, 



Canad. Ent. XXVII, 1895, p. 152. — Roberts, 



Journ. N. York Ent. Soc. XIIL 3, 1905, p. 106. 

 dissimilis A.\xh^, Spec. Col. VI, 1838, p. 69. 

 Biologie: Dug^s, Ann. Soc. Ent. Belg. 



XXIX, II, 1884, p. 29, t. 2, f. 1—15. 

 flavocinctus Aub6, Spec. Col. VI, 1838, p. 78. — • Chevr. 



Mag. Zool. (2) III, 1841, p. 5. — Sharp, 1. c. 



p. 716. 



Westchina 

 Arabien 



Guinea, 

 Rhodeaia 



Siam, 



Cambodja 



Ceylon, 

 Ostindien 



Maskarenen, 

 Mada-' 

 gaskar 



Senegal, 

 Sierra 

 Leone, 

 Congo 



Californien 



Ostafrika 

 Californien 



Mexiko 



Darien 



Nord- 

 amerika, 

 Mexiko 



Mexiko, 

 Texas 



17* 



