Plate XXIX 



Larval Labia of (l\ironomina> 



CMronomus ffavicinf/ula. 



CJiironomus viridis. 



Diamesa walflii. 



Cluronomus fiavus. 



Cliironomtis sp. B. 



CJiironom us fulvivenfris. 



Chironom us lohiferus. 



CJiironomus lohiferus, var. ? 



Cliironomus tenians? 



CMronomus viridicolUs. 



CJiironom us viridicollis, aljerration. 



Cricofop us trifnscia tus . 



OrtJiochidius sp. A. 



Tanytarsus sp. C. 



Genus incertus A. 



OrfJioeladius nivoriundus. 



OrtJiochidius sp. E. 



Genus incertus D. 



Tanytarsus e.riyu }is. 



OrtJiocladius h\). C. 



OrtJiocladius s]). B. 



Genits incerttis C 



Genus i}icertus B. 



