PLECOPTERA NYMPHS OF NORTH AMERICA 199 
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SEMD@ECIOS wasnt ccc 5.6 eiccei et vale eels a 30 vy 
vallicularia, Nemoura .......... 95 
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vernalis, Capnia 
VETRICA LR AE OFLA Peete care ten iettre tae 57 
BVOSELUUT Citrus sate sien, Hats Sinton aut Wiaee uy 
vivipara, Allocapnia .....+....-. 114 
WT On SOTeGIias cers ta srctetsts > cr Sonaat a 11 
