836 



Charles Paul Alexander 



Liogma nodicornis (O. S.) 

 DoUchopcza americana Needm. 

 Nephrotoma lugens (Loew) 

 Tipula apicalis Loew 



cmjuga Alex. 



macrolabis Loew 



monticola Alex. 



Early summer to midsummer 

 are as follows: 



Bittacomorphella jonesi (Johns.) 

 Dicranomyia globithorax O. S. 

 macateei Alex. 

 pubipennis O. S. 

 Limnobia triocellata O. S. 

 tristigma O. S. 

 Elephantomyia westwoodi O. kS. 

 Ormosia monticola (O. S.) 

 nigripila (O. S.) 

 rubella (O. S.) 

 Erioptera armillaris O. S. 

 chlorophylla O. S. 

 chrysocoma O. S. 

 graphica O. S. 

 straminea O. S. 

 Molophilus fultonensis Alex. 

 hirtipennis (O. S.) 

 pubipennis (O. S.) 

 ursinus (O. S.) 

 Gonomyia alexanderi (Johns.) 

 blanda O. S. 

 manca (O. S.) 

 sacandaga Alex. 



Tipula oropczoides Johns. 

 penobscot Alex. 

 senega Alex, 

 serto Loew 

 submaculata Loew 

 sulphurea. Doane 

 iaughannock Alex. 



species — from June 21 to August 10 — 



Rhabdomastix flava (Alex.) 

 Cryptolabis paradoxa O. S. 

 lAmnophila albipes Leon. 

 inornata O. S. 

 nigripleura A. & L. 

 noveboracensis Alex. 

 stanwoodae Alex. 

 Penthoptera albitarsis O. S. 

 Eriocera fultonensis Alex. 



fmfis AJex. 

 Cylindrotonia americaim O. S. 



tarsalis Johns. 

 Phalacrocera neoxena Alex. 

 tipulina O. S. 

 Longurio testaceus Loew 

 Nephrotoma eucera (Loew) 



xanthostigma (Loew) 

 Tipida fidiginosa (Say) 

 /lefces Loew 

 hermannia Alex. 

 tricolor Fabr. 

 valida Loew 



In Europe the following species seem to have this seasonal distribution 



Tipula cava Ried. 



Zm'da V. d. W. 



Tipula trifasciata Loew 

 vernalis Meig. 



Midsummer to late summer species 

 10 — arc as follows : 



from August 10 to September 



Dicranomyia longipennis (Schum.) 

 Limnobia solitaria O. S. 

 Erioptera parva O. S. 

 Adelphomyia americana Altx. 

 cayuga Alex. 



Tricyphona autumnalis Alex. 



katahdin Alex. 

 Tipula abdominxilis (Say) 



soT/i Alex. 



unimaculata (Loew) 



In Europe the following species seem to have this seasonal distribution : 



Tipula hifascicidata Loew 

 dilatata Schum. 



Tipula fidvipennis DeG. 

 helvola Loew 



