Taxa included

Reddell, J.R. & Elliott, W.R. (1973b). A checklist of the cave fauna of Mexico. V. Additional records from the Sierra de Guatemala, Tamaulipas. Bulletin of the Association for Mexican Cave Studies 5: 181–190.

Taxon
Phrynus fuscimanus C.L. Koch, 1847 (Amblypygi: Phrynidae) 183, Tarantula fuscimana (C.L. Koch)
Aphrastochthonius major Muchmore, 1973 (Pseudoscorpiones: Chthoniidae) 183, Aphrastochthonius major
Mundochthonius mexicanus Muchmore, 1973 (Pseudoscorpiones: Chthoniidae) 183, Mundochthonius mexicanus
Paravachonium superbum Muchmore, 1972 (Pseudoscorpiones: Bochicidae) 183, Paravachonium superbum
Harveyus mexicanus (Rowland, 1971) (Schizomida: Hubbardiidae) 183, Schizomus mexicanus
Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) 183, Mastigoproctus giganteus (Lucas)
Pachychitra similis Muchmore, 1972 (Pseudoscorpiones: Syarinidae) 183, (junior secondary homonym of Ideoblothrus similis (Balzan)), Pachychitra similis
Mastigoproctus cinteotl Barrales-Alcalá, Francke and Prendini, 2018 (Uropygi: Thelyphonidae) 183, Mastigoproctus giganteus (Lucas)