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Chelipede key
1a Propodus twice as long as high, granulate .......................................... Dakoticancer overanus
1b Propodus as long as high ...................................................................................................... 2
2a Propodus smooth, bulbous, and small ........................................ Tetracarcinus subquadratus
2b Propodus not smooth ........................................................................................................... 3
3a Propodus granulate .............................................................................. Dakoticancer australis
2c Propodus spiny ............................................................................ Avitelmessus grapsoideus