Procambarus tenuis Hobbs, 1950 Fallicambarus tenuis is a species of crayfish in the genus Fallicambarus in the family Cambaridae.

It was the only species in the subgenus Procambarus (Tenuicambarus) before DNA analysis suggested a reclassification.

[2] Fallicambarus tenuis is rare throughout its range, which is restricted to the Ouachita Mountains of Le Flore County, Oklahoma and Polk County, Arkansas.

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