. The Canadian field-naturalist. 2004 TuRNOCK and Wise: Density and Survival of Lady Beetles 311 25 20 c 3 CT 03 Coccinella septempunctata â â â 1992 r^~^ 1993. n m 40 60 -[â 80 100 25 20 >> 15 O c <u CT Q ul 10 Hippodamia tredecimpunctata. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club

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Keywords: ., bookauthorottawafi, bookcentury1900, bookdecade1910, bookyear1919