Project
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Keys to Nature Project |
| Key to Turtles of the Calumet Region |
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Plastron small, leaving withdrawn limbs exposed; rear edge of carapace saw-toothed; tail length at least 40% of carapace length - Common snapping turtle (Chelydra s. serpentina) SELECT
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Plastron large, completely covering withdrawn limbs; rear edge of carapace smooth or moderately saw-toothed; tail length less than 40% of carapace length SELECT
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