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Fresh-Water Invertebrates of the United States |
Pennak's Freshwater Invertebrates of the United States: Porifera to Crustacea |
Ecology and Classification of North American Freshwater Invertebrates |
Havana, Ill - Page 380 or branchial cavity (Leidy) of many species of Unionidae: Havana, Ill.; Grand Rapids, Mich.; Lake Chatauqua, NY; Cedar River, Ia.; Schuylkill River, ... |
Detroit, Mich - Page 960 I The writer will gladly aid students in the identification of their specimens without charge. Address 4s Alfred St., Detroit, Mich. |
San Luis Obispo - Page 1038 This is evidently not due to any character of the waters, but simply to the fact that these fishes cannot reach San Luis Obispo except by descent to ... |
Springfield, Massachusetts - Page 1077 As an illustration of successful purification of a water heavily laden with algae may be mentioned the old Ludlow supply of Springfield, Massachusetts ... |
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