Baker—The Fauna of The Lake Winnebago Region. 139 
Acarina (Hydracarina) 
Eylais. 
Hydrachna. 
Thyas eatapJiracta Koenike. 
Arrhenurus americanus Marshall. 
Torrenticola. 
Lebertia. 
Lehertia porosa Thor. 
Limnesiopsis sp. nov. 
Limnesia histrionica wolcotti Piersig. 
Limnesia paucispina Wolcott. 
Unionicola crassipes (Miill.) 9 
Fiona reighardi Wolcott. 
Fiona turgidus (Wolcott). 
Hygrobates. 
Ephemera 
Ephemerella 
Gomphus 
Tramea 
Anax junius Drury. 
Ephemerida (Nymphs) 
Callibaetis Hexagenia 
Caenis Heptagenia 
Odanata (Nymphs) 
Tetragoneuria semiaqua Burm. 
Plathemis 
Enallagma 
Hemiptera 
Coriza, adults and nymphs. 
Belostoma, adults and nymphs. 
Gerris marginatus Say. 
(Adults and nymphs) 
Flea striola Eieber. 
Notonecta undulata Say. 
Banatra fuSoa Beauv. 
Neuroptera (Larvae) 
Sialis infumata Newman. 
Trichoptera (Larvae) 
Hydroptila Agraylea Hydropshche 
Molanna Phryganea Polycentropus 
Leptocella Leptocerus Oecetis 
Helicopsyche 'borealis Hagen. 
Calaclysta 
Lepidoptera (Larvae) 
Nymphula 
COLEOPTERA 
Gyrinus ventralis Kirby. 
Cnemidotus edentulus Lee. 
Ealiplus ruficollis DeGeer. 
Bidessus flavicollis Lee. 
Bidessus affinis Say. 
Hydrovatus pustulatus Melsh. 
Comptotomus interrogatus Pabr. 
Laceophilus maculosus Germar. 
(Mostly adult) 
Agabus gagates Aube. 
Berosus peregrinus Herbst. 
Fsephenus leeontei Hald. Larva. 
Stenelmis bicarinatus Lee. 
JDonacia proxima Kirby. 
Dascyllidae. Larva of unknown spe¬ 
cies. 
Chironomus 
Diptera (Larvae) 
Palpomyia 
Psyehodid pupa 
Tanypus 
