94 Annals Entomological Society of America [Vol. X, 



Genitalia: Female last ventral segment twice as long as preceding, 

 much produced, gradually rounding from lateral angles to a keeled, 

 blunt apex. Pygofers stout, a row of short hairs either side of 

 ovipositor. 



Three female specimens swept from oak at Madison, July 9, 

 1916. 



2434. E. commissuralis (Stal.) 



2435. E. tenerrima (H. vS.) — One spec, Bayfield (in extreme north), 



Sept. 10, 1916. 

 2437. E. rosae (Linn.) — Generally distributed. 



2440. Erythroneura trifasciata (vSay) — Generally distributed. 



2441. E. tricincta Fh. — Madison and Lk. Geneva. 



2443. E. hartii (Gill.) — Four specimens from Tavlor's Falls, Aug. 16, 

 1916. 



2445. E. comes (Say). — Common. 

 2445a. E. comes var. vitifex Fh. 

 2445b. E. comes var. ziczac Walsh. 



2445c. E. comes var. vitis (Harr.) — Common. 



2445d. E. comes var. basilaris (Say) — Amery, Aug. 11, 1916. 



2445f. E. comes var. rubra Gill. 



2445g. E. comes var. maculata Gill. — Madison. 



2446. E. illinoiensis (Gill.) — Baraboo and Marshfield. 



2447. E. obliqua (Say). 



2447b. E. obliqua var. noevus (Gill.) — Lk. Geneva and Madison, June 



21, 1916. 

 2447c. E. obliqua var. fumida (Gill.)— St. Croix Falls, Aug. 15, 1916. 



2448. E. vulnerata Fh. 



2448a. E. vulnerata var. niger (Gill.) — Amery, Aug. 11, 1916. 



A total of 206 species and varieties, including 13 new species, are 

 listed above. Additional species common to Iowa and Illinois should 

 be found by collecting in the southwestern counties of Wisconsin near 

 the Mississippi river. 



