Discover Life in America

Great Smoky Mountains National Park

Illustrated Key to Pseudoscorpions

Legs I and II with 6 segments (including coxa) and legs III and IV with 7 segments
superfamily Chthonioidea

All legs with same number of segments (either 5 or 6, excluding coxa)
go to Couplet 2

All legs 6 segmented, tarsus of each leg undivided
superfamily Cheliferoidea

All legs 7 segmented, tarsus of each leg divided
go to Couplet 3

Cheliceral movable finger with inner margin distinctly toothed
superfamily Neobisioidea

Cheliceral movable finger with inner margin smooth
superfamily Garypoidea