1913] 
Graenicher, Wisconsin Diptera. 
183 
I do not hesitate to consider this specimen the female of 8. campanu- 
lata Robertson. Johnson (Psyche, vol. 17, p. 230) has recorded this 
species from the New England states Maine, New Hampshire and 
Connecticut. 
Rhingia. 
R. nasica Say. Tenderfoot Lake in Vilas Co. and Fifield in Price 
Co. 
Volucella. 
V. evecta Walker. Cedar Lake in Washington Co. 
Sericomyia. 
S. chrysotoxoides Macquart. Two Rivers in Manitowoc Co. and 
Tenderfoot Lake in Vilas Co. 
S. militaris Walker. Fifield in Price Co. and Tenderfoot Lake in 
Vilas Co. 
Eristalis. 
E. bastardi Macquart. Tenderfoot Lake in Vilas Co. 
E. dimidiatus Wiedemann. Dane Co. and Tenderfoot Lake in 
Vilas Co. 
E. meigenii Wiedemann. Dane Co. 
E. tenax Linne. Rutledge in Grant Co. 
E. transversus Wiedemann. Two Rivers in Manitowoc Co.; Dane 
Co.; Genoa in Vernon Co.; Wyalusing and Rutledge in Grant Co. 
Tropidia. 
T. quadrata Say. Genoa in Vernon Co. 
Helophilus. 
H. chrysostoma Wiedemann. Dane Co. 
H. conostoma Williston. 3 specimens from Dane Co. 
H. distinctus Williston. A female from Cedar Lake in Washing¬ 
ton Co., has the black stripes on the thoracic dorsum very much nar¬ 
rower than the gray ones, and answers the description of H. distinc¬ 
tus in this respect. But the face and the first two joints of the 
antennae are yellow, and not black as in the type specimens from 
Connecticut and the scutellum is also yellow. 
H. laetus Loew. Dane Co. 
H. latifrons Loew. Army Lake in Walworth Co. 
H. similis Macquart. Dane Co.; Two Rivers in Manitowoc Co.; 
Tenderfoot Lake in Vilas Co. 
