Memoir 25 PLATE XXX 
WINGS OF TANYDERIDAE, PTYCHOPTERIDAE, AND TIPULIDAE (CYLINDROTOMINAB) 
1, Protoplasa fitchii 
2, Ptychoptera rufocincta. 3, Biltacomorpha clavipes. 4, Bittacomorphella 
jonest 
5, Liogma nodicornis. 6, Cylindrotoma americana; 7, C. tarsalis. 8, Phala- 
crocera tipulina; 9, P. neoxena 
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