Key to Progarypus Beier, 1931 species recorded from Brazil Adapted and extended from the key made by Mahnert (2001). 1. Large species, pedipalpal femur length 1.1 mm (female) to 1.21 mm (male); trichobothria ist, est, it, et in distal finger half, distal to st; finger 1.5× longer than chelal hand with pedicel........................................... P. setifer Mahnert - Smaller species. pedipalpal femur length 0.6–1.0 mm; at least one of trichobothria est, ist, it, et proximal to st, finger relatively shorter, almost 1.3×longer than chelal hand with pedicel...................................................... 2 2. Finger shorter than hand with pedicel, trichobothrium ist and est apparently proximal to st; pedipalpal femur 4.6× (length 0.7 3mm), patella 3.5× (length 0.70) longer than broad................................................. P. novus Beier - Finger 1.2 to 1.3× longer than chelal hand; only trichobothria est proximal to st .................................... 3 3. Pedipalps bicolored................................................................................... 4 - Pedipalps unicolored, the hand not darker than femur and patella................................................ 5 4. Chelal hand darker than femur and patella; pedipalpal femur 4.7–5.3× (length 0.8 6mm), patella 3.8–3.9× (length 0.7 8–0.7 9mm) longer than broad, carapace anteriorly with tessellated sculpturing...................... .. P. nigrimanus Mahnert - Chelal hand lighter than femur and patella; pedipalpal femur 2.6× (female 2.7×) (length 0.604 –0.607 mm), patella 2.19–2.51× (length 0.485 –0.487 mm) longer than broad, carapace anteriorly with strongly granulate sculpture....... P. smaugi sp. nov. 5. Pedipalps and carapace granulate; pedipalpal femur 5.5– 6× longer than broad (length 1.01 mm), patella 4.9–5.4× (length 0.8 5– 1.02 mm): carapace anteriorly granulate, with clear microsculpture between granula, tarsus IV 5.0–5.2 × longer than broad.................................................................................... P. gracilis Mahnert - Pedipalps and carapace smooth, pedipalpal femur 5.8× longer than broad (length 1. 12 mm). patella 4.7× (length 1.06mm); tarsus IV 7.7× longer than broad............................................................. P. liliae Mahnert

Published as part of Bedoya-Roqueme, Edwin, Tizo-Pedroso, Everton, Barbier, Eder & Lira, André Felipe De Araújo, 2023, Two new cave-dwelling pseudoscorpion species (Arachnida: Pseudoscorpiones) from Northeastern Brazil, pp. 317-332 in Zootaxa 5293 (2) on pages 328-329, DOI: 10.11646/zootaxa.5293.2.6, http://zenodo.org/record/7960232