Chamberlin, J.C. (1943). The taxonomy of the false scorpion genus Synsphyronus with remarks of the sporadic loss of stability in generally constant morphological characters (Arachnida: Chelonethida). Annals of the Entomological Society of America 36: 486–500. ZooBank: FC09CA9E-FA9A-496D-A002-93DCC4340774
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