A new troglobitic species of Typhloroncus (Arachnida: Pseudoscorpiones: Ideoroncidae) from Guatemala Author Viana, Ana Clara M. Author Ferreira, Rodrigo L. text Zootaxa 2019 2019-04-02 4576 2 288 300 journal article 27508 10.11646/zootaxa.4576.2.4 ba5c049c-3700-419a-8387-bbebc1910c64 1175-5326 2624934 E89CF3FF-AF86-40D3-8527-C61A89D9A581 Key to species of Typhloroncus (modified from Harvey & Muchmore, 2013 ) 1 Smaller, epigean species, palpal femur less than 1 mm in length................................................. 2 - Larger, troglobitic species, palpal femur more than 1 mm in length.............................................. 3 2 Eyes present........................................................ T. planodentatus ( San Luis Potosí , Mexico ) - Eyes absent...................................................... T. coralensis ( Saint John , U.S. Virgin Islands ) 3 Ventrodistal telotarsal setae of legs strongly lanceolate........................................................ 4 - Ventrodistal telotarsal setae simple........................................................................ 5 4 Subterminal tarsal setae of legs strongly lanceolate............................... T. attenuatus ( Tamaulipas , Mexico ) - Subterminal tarsal setae not modified.................................. T. guatemalensis sp. n. (Lanquín, Guatemala ) 5 Palpal segments slender, femur of female 5.7 times longer than broad; chela (without pedicel) of female 4.5 times longer than broad....................................................................... T. diabolus ( Veracruz , Mexico ) - Palpal segments very slender, femur of female greater than 7.0 times longer than broad; chela (without pedicel) of female greater than 5.5 times longer than broad.................................................................... 6 6 Palpal femur of female 7.3 times longer than broad; chela (without pedicel) of female 5.9 times longer than broad...................................................................................... T. troglobius ( Puebla , Mexico ) Palpal femur of female 7.6 times longer than broad; chela (without pedicel) of female 6.9 times longer than broad................................................................................ T. xilitlensis ( San Luis Potosí , Mexico )