plebejns Zett. (nec Meig.) 82 



plumipes Scop 15. 16. 99 



plumipes Meig. (nep Scop.) .... 97 



pliimitarsis Fall. var. /5 144 



popularis Wied 104 



popularis Fall. p. p. (nec Wied.) 102 



puncticornis Zett 131 



remipes Wahlb 85 



rupestris Hal 149 



Turalis Meig. . , 121 



rusticus Meig. .............. 92 



sabinus Hal 137 



signatus Meig. , 104 



signatus Stæg. (nec Meig.) 102 



simplex Meig 141 



Staegeri Zett 148 



Stenhammari Zett 78 



tanythrix Loew 87 



tenuipes Aldr 15 



thalassinus Hal 141. 143 



tibialis Zett 81 



tibiellus Zett 90 



trivialis Hal . 108 



trochanteratus Zett 92 



ungulatus L 146 



urbanus Meig 106 



^'^^varitibia n. sp. , 84 



vitripennis Meig 90 



vitripennis Stæg. (nec Meig.) . . 92 



vulgaris Stann. 128 



Wahlbergi Zett 101 



Ectomu=; Mik , , 370 



alpinus Hal. . . ^v'. .;. . ." 371 



? atomus Zett. . 371 



punctipennis Zett. 371 



Eutarsus Loew 48 



aulicus Meig 50 



Gnamptopsilopus Aldr 31 



filipes Loew 31 



Gymnopternus, Subg. 170. 183 



Hercostomus Loew 165 



aerosus Fall 193 



aerosus Zett. (nec Fall.) 191 



angustifrons Stæg 184 



assimilis Stæg. 191 



bicolor Macq. 171 



Page 



Bohemani Wahlb 171 



brevicornis Stæg 187 



celer Meig 185 



chaerophylli Meig 173 



chaerophylli Zett. (nec Meig.) 17. 175 



chalybeus Wied 189 



chrysozygos Wied 176 



cupreus Fall 183 



Dahlbomi Zett. 193 



fumipennis Stæg 187 



germanus Wied 16. 173 



gracilis Stann. 171 



labiatus Loew 166 



longiventris Loew 168 



metallicus Stann 190 



mininus Zett 181 



nanus Macq 181 



nigripennis Fall 179 



obscuripemiis Zett 187 



proboscideus Beck. 166 



rostellatus Loew .- 166 



Sahlbergi Zett 177 



vivax Loew 180 



Hercostomus, Subg. 169. 171 



Hydrochus Fall. ..... 262. 275. 294 



Hydrophorinae 303 



Hydrophorus Fall. 339 



algens Wheel 341 



aquaticus Meig. ... 347 



balticus Meig , 344 



binotatits Fall 348 



binotatus Zett. (nec Fall.) ..... 349 



bipunctatus Lehm 348 



bipunctatus Zett. (nec Lehm.) . 350 



bisetus Loew. 343 



borealis Loew. 349 



inaequalipes Macq 346 



i7iaequalipes Walk. (nec Macq.) 343 



litoreus Fall. 347 



litoreus Fall. p. p 346 



litoreus Zett. nec Fall.) 344 



nebulosus Fall 351 



praecox Lehm. 346 



viridis apud Drews. (nec Meig.). 13 



Hygroceleuthus Loew 51 



crenatus Ost. Sack : . . 15 



diadema Hal 55 



fraternus Stæg 55 



latipennis Fall. 53 



