Thelyphonidae

Thelyphonidae is a family of arachnids.
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== Genus and Species ==
* Mastigoproctus (14 species)
** Mastigoproctus abeli
** Mastigoproctus ayalai
** Mastigoproctus baracoensis
** Mastigoproctus brasilianus
** Mastigoproctus butleri
** Mastigoproctus colombianus
** Mastigoproctus formidabilis
** Mastigoproctus giganteus (Giant Whip Scorpion)
** Mastigoproctus maximus
** Mastigoproctus minensis
** Mastigoproctus pelegrini
** Mastigoproctus perditus
** Mastigoproctus proscorpio
** Mastigoproctus transoceanicus