176 
Bulletin Wisconsin Natural History Society. [Vol. 10, Nos. 3-4. 
Actina. 
A. viridis Say. Milwaukee Co. and Dane Co. 
Geosargus. 
G. cuprarius Linne. Milwaukee Co. 
G. decorus Say. Specimens from Milwaukee, Cedar Lake in Wash¬ 
ington Co., and Dane Co. 
G. viridis Say. Milwaukee Co. and Dane Co. 
Microchrysa. 
M. polita Linne. 2 males and 1 female from Milwaukee Co., and 1 
male from Dane Co. 
Chrysochroma. 
C. atriventris Loew. 2 females from Milwaukee Co. In these the 
antennae are testaceous, and not black, as according to description. 
Stratiomyia. 
S. apicula Loew. Specimens fom Milwaukee and Eacine Cos. 
S. badius Walker. Specimens from Milwaukee Co., Army Lake in 
W r alworth Co., Wausau in Marathon Co., the Nemakagon river in Bur¬ 
nett Co., and Spider Lake in Vilas Co. The specimens from the last 
named locality are in the collection of Dr. Geo. P. Barth. I have also 
seen a number of males and females from Tenderfoot Lake in Vilas 
Co. and Dane Co., collected by Prof. Wm. S. Marshall. A female from 
the Nemakagon river in Burnett Co., has the abdomen shorter and 
comparatively broader, the median facial black stripe broader, and the 
legs decidedly more reddish than in the other specimens. 
S. discalis Loew. Milwaukee, Washington Co., and Dane Co. 
S. lativentris Loew. Milwaukee, Dane Co., and Army Lake in 
Walworth Co. 
S. meigenii Wiedemann. Specimens from Milwaukee Co. 
S. norma Wiedemann. A male taken in the western part of the 
state at Maiden Bock, Pierce Co., and specimens from Washington, 
Milwaukee, Dane and Walworth Cos. in the southeastern part. 
S. normula Loew. Eather common. Specimens studied from Gor¬ 
don in Douglas Co., Genoa in Vernon Co., Cedar Lake in Washington 
Co., Army Lake in Walworth Co., Dane Co., and Milwaukee Co. Three 
males from the latter locality have a yellow dorsal triangle on the 
5th abdominal segment, but not even a trace of such a marking on the 
4th. All the rest have markings on both segments well defined. 
S. quaternaria Loew. A male from Milwaukee Co., evidently be¬ 
longs here. It resembles the male of apicula but there is a large in¬ 
dented lateral yellow marking on the third abdominal segment, and in 
