16 
Millidium. — Ptilium. 
Pars 82 
Matth. Trichopt. illustr. 1872, p. 92, 93, t. 29, 
f. 5; Trans. Am. Ent. Soc. XI, 1884, p. 146; 
Biol. Centr.-Amer. Coleopt. II, 1, 1887—1905 
(1888), p. 156. 
Ptflium Er. 
Er. Naturg. Ins. Deutschi. III, 1845—48 (1845), p. 17, 26. — Matth. 
Trichopt. illustr. 1872, p. 59, 93, t. 8; Trans. Am. Ent. Soc. XI, 1884, p. 142; 
Biol. Centr.-Amer. Coleopt. II, 1, 1887—1905 (1888), p. 127, 145. — Redt. 
Fauna Austr. ed. III, I, 1874, p. LXXXIII. — Flach in Seidl. Fauna 
Balt. ed. II, 1887—91 (1888), Gatt. p. 71; in Seidl. Fauna Transsylv. 
1888—91 (1889), Gatt. p. 71; Verh. zool.-bot. Ges. Wien XXXIX, 1889, 
p. 491, 502, 503; Best.-Tab. europ. Coleopt. XVIII, 1889, p. 25. — Everts, 
Coleopt. Neerl. I, 1898, p. 434, 439. — Ganglb. Käf. v. Mitteleuropa III, 
1899, p. 298, 306. — Reitt. Fauna Germ. II, 1909, p. 266, 269. — Jakobson, 
Coleopt. Ross. fase. VIII, 1910, p. 629. 
Micrella Mötsch. Bull. Soc. Nat. Moscou XLI, 1868, II, p. 172, 186. 
Micrus Mötsch. Bull. Soc. Nat. Moscou XXI, 1848, p. 569; 1. c. 
XXIII, 1850, p. 234; 1. c. XLI, 1868, II, p. 172, 183. 
affine Er. Naturg. Ins. Deutschi. III, 1845—48 (1845), 
p. 27. — Matth. Trichopt. illustr. 1872, p. 6, 
96, 99, t. 22, f. 5; Abeille XVIII, 1878 (1881), 
Synops. Trichopt. p. 20; Trichopt. Suppl. 1900, 
p. 79, 83. — Redt. Fauna Austr. ed. III, I, 
1874, p. 331. — Flach, Verh. zool.-bot. Ges. 
Wien XXXIX, 1889, p. 504; Best.-Tab. europ. 
Coleopt. XVIII, 1889, p. 26. — Everts, Coleopt. 
Neerl. I, 1898, p. 439. — Ganglb. Käf. v. Mittel¬ 
europa III, 1899, p. 307. — Reitt. Fauna Germ. 
II, 1909, p. 269. 
incognitum Matth. Ann . Mag. Nat. Hist. (6) 
III, 1889, p. 195; Trichopt. Suppl. 1900, p. 79, 84. 
caesum Er. Naturg. Ins. Deutschi. III, 1845—48 (1845), 
p. 26. — Matth. Trichopt. illustr. 1872, p. 5, 
96, 100, t. 22, f. 6; Abeille XVIII, 1878 (1881), 
Synops. Trichopt. p. 21. — Redt. Fauna Austr. 
ed. III, I, 1874, p. 331. — Flach in Seidl. Fauna 
Balt. ed. II, 1887—91 (1888), Arten p. 291; 
in Seidl. Fauna Transsylv. 1888—91 (1889), 
Arten p. 307; Verh. zool.-bot. Ges. Wien XXXIX, 
1889, p. 504; Best.-Tab. europ. Coleopt. XVIII, 
1889, p. 26. — Everts, Coleopt. Neerl. I, 1898, 
p. 439. — Ganglb. Käf. v. Mitteleuropa III, 
1899, p. 307, 308. — Reitt. Fauna Germ. II, 
1909, p. 269. 
latum Gillm. in Sturm, Deutschi. Ins. XVII, 
1845, p. 72, t. 325, f. 3 (Trichopteryx). — Redt. 
Fauna Austr. ed. III, I, 1874, p. 331. 
? var. insigne Matth. Zoologist 1861, p. 7410; 
Trichopt. illustr. 1872, p. 96, 98, t. 22, f. 2. — 
Flach, Verh. zool.-bot. Ges. Wien XXXIX, 
1889, p. 526; Best.-Tab. europ. Coleopt. XVIII, 
1889, p. 48. 
var. tenue Kraatz, Berl. Ent. Zeitschr. II, 1858, 
p. 131. — Matth. Trichopt. illustr. 1872, p. 19. 
Europa, 
Kaukasus 
Europa, 
Kaukasus 
England 
Griechenland 
