. The Canadian field-naturalist. Natural history. \a. Fig. I.— Unio Nanaimoensis. Side view of the only specimen known, in outline. ' Fig. I«. •'•Dorsal view of the same, also in outline, to show the proportionate convexity of the closed valves. Both the figures are of the natural 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

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Keywords: ., bookauthorottawa, bookpublisherottawa, booksubjectnaturalhistory