. The Canadian field-naturalist. Natural history. 1910] The Ottawa Naturalist. 131. Fig. 1. Isotelus arenicola. Out- line of free cheek and portion of cran- idium from Britannia. One-third 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