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Keywords from Image Description:
Weaselskulls. Skulls of various North American weasel species Skulls marked and are Mustela frenata skulls marked and are Mustela erminea and skulls marked are Mustela nivalis Synopsis of the weasels of North America Merriam Hart Clinton Hart PDold Mustela frenata skulls Mustela erminea skulls Mustela nivalis skulls Clinton