Key to the Genera

North American Scorpions

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Couplet 2

check icon  Dentate margin of pedipalp chela fixed finger bearing seven to nine rows of primary granules flanked internally and externally by rows of supernumerary granules (Fig. 16). . . . .Centruroides


Dentate margin of pedipalp chela fixed finger bearing 10-17 rows of primary granules, supernumerary granules lacking (Fig. 17). . . . . Go to Couplet 3


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