56 Bidessus. 



octogiittatus Reg. Mem. Soc. Ent. Belg. IV, 1895, p. 94. 



orieutalls Clark, Trans. Ent. Soc. London (3) I, 1863, 

 p. 427 (Hydroport(s). — Sharp, On Aquat. 



Carn. Col. 1880-82, p. 358. - Reg. Ann. Soc. 



Ent. France LXIV, 1895, p. 327; LXVIII, 



1899, p. 226. 

 ornatipennis Reg. Bull. Soc. Ent. France 1899, p. 372; 



Ann. Soc. Ent. France LXXII, 1903, p. 10; 



LXXV, 1906, p. 244. 

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



p. 357. 

 ovoidens Reg. Mem. Soc. Ent. Belg. IV, 1895, p. 81, 



fig. 29; Ann. Mus. Genova (2) XI, 1892, p. 989. 

 pallidus Lea, Proc. Linn. Soc. X. S. Wales XXIII, 



1898, p. 522. 

 pentagrammus Schaum, Berl. Ent. Zeitschr. VIII, 1864, 



p. 108 (Ht/droj)ori(s). — Mars. L'Abeille 



VIII, 1871, p. 101. - Sharp, On Aquat. 



Carn. Col. 1880-82, p. 353. - Seidl. Verh. 



Nat. Ver. Brunn XXV, 1887, p. 48. - Reg. 



Ann. Soc. Ent. France (5) VII, 1877, p. 353; 



Mem. Soc. Ent. Belg. IV, 1895, p. 90, f. 33. - 



Zimmerm. Arch. f. Naturgesch. 83, 1917 (I9l9), 



A. 12, p. 139. 

 perexigiius Kolbe, Arch. Xaturgesch. XLIX, I, 1883, 



p. 407. - Reg. Mem. Soc. Ent. Belg. IV, 1895, 



p. 82. 

 Peringueyi Reg. Mem. Soc. Ent. Belg. IV, 1895, p. 84; 



Ann. Soc. Ent. France LXXV, 1906, p. 244. 



var. s e eil e II en s i s Reg. Bull. Soc. Ent. 



France 1897, p. 208. 

 var. Andre in ii Reg. Bull. Soc. Ent. Ital. 



XXXVI, 1904, p. 206: Ann. Soc. Ent. France 



LXXV, 1906, p. 244. 

 persimiiis Reg. Ann. Soc. Ent. France LXIV, 1895, 



p. 329, t. 8, f. 8. 

 pictipes Lea, Proc Linn. Soc. N. S. Wales XXIII, 



1898, p. 53. 

 plagiatus Kolbe, Arch. Naturgesch. XLIX, I, 1883, 



p. 407. — Reg. Mem Soc. Ent. Belg. IV, 



1895, p. 87. 

 plicatus Sharp, On Aquat. Carn. Col. 1880—82, p. 360, 



t. 10, f. 127. - Broun, Man. New Zeal. Col. 



VI, 1893, p. 1329. 

 poecUopterus Reg. Bull. Soc. Ent. France 1899, p. 372. 

 praelargiis Lea, Proc. Linn. Soc. N. S. Wales LXHI, 



1898, p. 523. 

 pseudogeminus R6g. Ann. Soc. Ent. France (2) VII, 



1877, p. 360; Bull. Soc. Ent. France 1877, 



p. 79; Ann. Soc. Ent. France LXVIII, 1899, 



p. 224, fig. 15. - Sharp, On Aquat. Carn. Col. 



1880-82, p. 807. 

 pullus J. Lee. Proc. Acad. Philad. VII, 1855, p. 290, 



294. - Crotch, Trans. Amer. Ent. Soc. IV, 



1873, p. 391 (Hydropoms). - Sharp, 1. c. 



Pars 71 



Ins. Mau- 

 ritius, 

 Abessinien, 

 Ostafrika 



Slam, Java, 

 Sumatra, 

 Cochin- 

 china, 

 China 



Madagaska r, 

 Ostafrika 



Australien 



Natal 



Australien 



Ägypten 



Madagaskar 



Ost- u. Süd- 

 afrika, Ma- 

 dagaskar 



Seychellen 



Abessinien 



Mexiko 



Australien 



Madagaskar 



Neuseeland 



Madagaskar 

 Australien 



Philippinen 



Mexiko 



