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Taxon author: Penn, 1953

ITIS records citing taxon author "Penn, 1953"
 
 Kingdom Animalia
  Procambarus dupratzi Penn, 1953 -- valid -- Southwestern Creek Crayfish
  Procambarus dupratzii Penn, 1953 -- invalid
  Procambarus natchitochae Penn, 1953 -- valid -- Red River Crayfish
  Procambarus planirostris Penn, 1953 -- valid -- Flatnose Crayfish
  Procambarus tulanei Penn, 1953 -- valid -- Giant Bearded Crayfish
   

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