Acta Societatis pro Fauna et Flora Fennica, XVII. N:o 1. 



87 



Gastrotricha. 

 Bryozoa. 



Cristatella mucedo. 



Arthropoda. Crustacea. 

 Gladocera. 

 Streblocerns serricaudatus, 

 Drepanothrix dentata, 

 Acantholeberis curvirostris, 

 Ilyocryptus sordidus, 



» agilis, 



Eurycercus lamellatas, 

 Alona quadrangular is, 



» oblonga. 



» costata, 



» lineata, 



» rectangula, 



» guttata, 



» pulchra, 



» tuberculoid, 



» karelica, 

 Camptocercus rectirostris, 



» fennicus n. sp. 



Pleuroxus trigonellus, 

 Peracantha laevis, 

 Anchistropus emarginatus. 



Copepoda. 



Harpacticidae, 

 Cyclops bicolor, 



» phaleratus, 



» diaphanus. 



Ostracoda. 

 Metacypris cordata, 

 Candona pubescens, 



» acuminata, 



» parabolica, 



Cypria exsculpta, 

 Cyclocypris sereno, 



» laevis, 



Cypris virens, 

 » reticulata, 

 » sp. 

 Erpetocypris fasciata, 

 Cypridopsis picta, 

 » vidua. 



Is o pod a. 

 Asellus aquaticus. 



Hydrachnida. 



Limnochares holocericea. 



Tardigrada. 

 Insecta. 

 Phryganeid-LBiYven, 

 Libellulid-Larven, 

 Hemipter-L&vven, 

 Dip ter-LzY ven. 



Mollusca. Lamellibran 

 chiata. 



Sphaerium corneum, 

 Pisidium sp. 



Gastropoda. 



Limnaea stagnalis, 



» ovata, 

 Planorbis contortus, 



» albiis, 

 Bythinia tentaculata, 

 Physa fontinalis, 

 Valvdta piscinalis, 



» cristata, 

 Ancylus lucustris, 



