Key to PA Crayfishes
12a Ratio of length/width of areola > 9.6; a
relatively narrow areola (fig) --> go to couplet 13.
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12b Ratio of length/width of areola < 9.6; a relatively
wide areola (fig) -- go to couplet
14.
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12a Ratio of length/width of areola > 9.6; a
relatively narrow areola (fig) --> go to couplet 13.
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|
12b Ratio of length/width of areola < 9.6; a relatively
wide areola (fig) -- go to couplet
14.
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