. The Canadian field-naturalist. Natural history. Figure 1. Blanding's Turtle, Emydoidea blandingii, below Grafon Lake, Kejimkujik National Park, July 1981. Photograph by Jamie Steeves, courtesy Parks Canada. species' known range remains restricted to parts of the Mersey and Medway River watersheds (Powell 1965; Dobson 1971; Weller 1973*i; Bleakney 1976*; Drysdale 1983*; Herman et al. 1989*) (Figures 3, 4). The Nova Scotia population is the most isolated single disjunct in the entire range of. 0 100 200 300 ^, 200 300 Figure 2. Past and present distribution of Emydoidea blandingii after McCoy
. The Canadian field-naturalist. Natural history. Figure 1. Blanding's Turtle, Emydoidea blandingii, below Grafon Lake, Kejimkujik National Park, July 1981. Photograph by Jamie Steeves, courtesy Parks Canada. species' known range remains restricted to parts of the Mersey and Medway River watersheds (Powell 1965; Dobson 1971; Weller 1973*i; Bleakney 1976*; Drysdale 1983*; Herman et al. 1989*) (Figures 3, 4). The Nova Scotia population is the most isolated single disjunct in the entire range of. 0 100 200 300 ^, 200 300 Figure 2. Past and present distribution of Emydoidea blandingii after McCoy (1973) (closed symbols), with updated infor- mation (open symbols). Circles represent extant populations, stars represent fossil finds, triangles represent archeo- logical finds. Numbers refer to references for updated information as follows: extant populations: 1-Maine (Graham and Doyle 1973; Graham et al. 1987), 2 - Massachussets (Graham 1986), 3 - New York (Petokas and Alexander 1978, 1981), 4 - Ontario (Petokas and Alexander 1980; Weller and Oldham 1988), 5 - Wisconsin (Cochran and Lyons 1986), and 6 - Minnesota (Ernst 1973; Olson 1987); fossil records: 7 - Mississippi (Jackson and Kaye 1974), and 8 - Nebraska (Hutchison 1981); archeological finds: 9 - Maine (French 1986), 10 - Quebec and Ontario (Bleakney 1958b; Bideret Matte 1991). *Citations marked with an asterisk are unpublished documents and are listed separately following the A186cknowledg- ments and before the Literature Cited Please note that these images are extracted from scanned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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