90 
BULLETIN OF WISCONSIN NATURAL HISTORY SOCIETY. VOL. 4, NO. 3. 
Vivipara subpurpurea Say. 
"Wisconsin," W. G. Binney. Smith. Misc. Coll., VII, 21. 
76. Campeloma rufum Haldeman. 
Ballad's cottage, Okauchee Lake, Waukesha Co. ; Little Cedar 
Lake. Washington Co. ; Lake Winnebago, near High Cliff, 
Calumet Co. Beaslev Brook, Waupaca Co., C. E. Brown, Aug., 
1903. 
77. Campeloma decisum Say. 
Milwaukee river at Lindwurm and below Schlitz icehouse ; 
Menomonee river, near old Falk brewery and at Wauwatosa; 
Kinnickinnic river, near Eleventh avenue : Root river, at Loomis 
road, Town Franklin ; Lake Winnebago, near High Cliff, 
Calumet Co. (doubtful) ; East Twin river, at Two Rivers, 
Manitowoc Co. 2858 (^'integrum"), Milwaukee river (doubt- 
ful). Kenosha (as "Melantho iiitegra"), Mrs. Wiswall's 
list. "Milwaukee, Wis.. I. A. Lapham : Aztalan and Racine, 
Wis., S. F. Baird," Smith. Misc. Coll., VII, 51. The following 
has generally been confused with this species, and is so difficult 
to separate from it that the distinction may be properly challenged. 
I am not at all sure of the correctness of the identifications here 
given. 
78. Campeloma subsolidum Anthony. 
Milwaukee river at Lindwurm and below Schlitz icehouse; 
Menomonee river dredgings and at Mitchell Park and Wauwa- 
tosa ; Kinnickinnic river near Eleventh avenue ; Oak Creek, near 
South Milwaukee : Molas Creek. Manitowoc Co. 
79. Lioplax subcarinata Say. 
Kenosha, Mrs. E. C. Wiswall exchange ; Lake Winnebago, 
near High Cliff, Calumet Co. Xot reported by Baker from the 
Chicago area. 
III. BIVALVES. 
80. Lampsilis ventricosa* Barnes. 
Milwaukee river at Lindwurm and below the Schl'itz icehouse ; 
Lake Winnebago, near High Cliff, Calumet Co. ; Clear Water 
* Some emendations are necessary in the orthography of the 
Unionidae, as pointed out by Josua Lindahl, "Orthography of the 
Xames of the Naiades," Journal of The Cincinnati Sotietv of Natural 
History," Vol. XX, No. 2, p. 235, Feb. 1, 1906. 
