— 363 — 
Hydrous 43. 
(Dahl Diss. ent. 1775, 7, nota), Leach Brewst. Edinb. Encycl. IX, 
1815, 96, Zool. Mise III, 1817, 92, 94, Erichs. 206, Норе The 
Col. Man. II, 1838, 125, Kuw. Deutsch. Ent. Zeitschr. 1893, 81, 
G an gib. 226; HydrophUus (Degeer Mém. 1774, 371, Fabr. Syst. 
Ent. 1775, 228, Brullé Hist. nat. V (II), 1835, 274, Lap.-Cast. 
Hist. nat. II, 1840, 49, Muls. 107, Lacord. 450, Jacq.-Duv. 86, 
Thoms. Skand. Col. II, 88, Rey 222; Hydrous \~Stcthoxns-\-Tcm- 
noplerus Sol. Ann. Soc. Ent, Fr. III, 1834, 302 et sq; Stethoxus 
Bedel Rev. d'Entom. Caen X, 1892, 307; Stethoxus -f Dibolocelus 
Régimb. Ann. Soc. Ent. Fr. LXX, 1901, 192. 
I subg. Temiiopteriis ■>. 
Sol. 302, 307, Lacord. 451, Kuw. 1890, 16, 26, 1893, 82, Bed. 309, 
Ré g. 192; Tetracanthicus Норе 12(i. 
aeuleatus Sol. Ann. Soc. Ent. Fr. III, 1834, 108, Bed. Africa trop., 
309, 314, Kuw. 1898, 83, Rég. 192, 198, t. VII, f. 1, a, 8. Arabia, Persia. 
spinipennis Gory in Guér.-Mèn. Icon. règn. anim. 
(1834) 1842, 72, t. XX, f. 14, Lap.-Cast. Hist. 
nat. II, 51, Kuw. 1890, 26. 
armatus Lap.-Cast. Hist. nat. H, 1840, 51. 
lugubris Motsch. Bull. Soc. Nat. Moscou XVIII, 
1845, I, 31. 
aegyptiacus Peyr. Ann. Soc. Ent. Fr. (4) VI, 1856, 
723, Reiche op. cit. 1857, CX, nota, 
marginatus Lap.-Cast. Hist. nat. II, 1840, 51, Bed. 309, Senegal. 
314, Kuw. 83, Rég. 192, 197. 
II subg. Hydrous s. str. 34. 
• Kuw. 1890, 16, Ganglb. 227; Ну drous+ Stethoxus Sol. 1. c, Hydrous 
s.stv.-\-Mesacanthicus Норе 1. с; HydrophUus s.str. -J Hydrosoma 
-j-Hydrodema Lap.-Cast. 1. c; Stethoxus s.str. Bed. 1. c, Rég. 
192; Hydrous s.str.-^Stethoxus-^-Pagipherus Kuw. 1893, 82. 
acuminatus Motsch. Etud. Entom. II, 1853, 44, Rég. Japon., Corea. 
195, 211, t. 7, f. 21. 
cognatus Sharp Trans. Ent. Soc. Lond. 1873, 57, 
Kuw. 86. 
viridicollis Bed. 312, 318. Kuw. 1. c. 
sumatrae Kuw. 85. 
albipes Lap.-Cast. Hist. nat. II, 1840, 51, Bed. 311, 
317, Kuw. 87, Rég. 194, 207, t. 7, f. 20. 
ater Oliv. Encycl. méthod. VII, 1792, 125, Entom. Ш, 
1795, 39, 10, t. II, f. 6, Fabr. Ent. Syst. 1, 1792, 183 
(nom. praeocc: Zschach 1788=sp. dub.). 
Sharp Biolog. Centr. Amer. I (2\ 1882, 54, Bed. 
313, 320, Kuw. 90, Rég. 196, 221, t. 8, f, 33, a. 
China, Birman., 
Thibet. 
Australia. 
Unit. Stat. mer., 
Antillae, Amer, 
centr. et mer. 
23* 
