Additional new and unusual host records for Western Hemisphere spider wasps (Hymenoptera: Pompilidae) Author Kurczewski, Frank E. 1188 Converse Drive NE, Atlanta, GA 30324 Author West, Rick C. 6365 Willowpark Way, Sooke, BC, Canada V 9 Z 1 L 9 Author Waichert, Cecilia Complexo Biopráticas, Universidade Vila Velha, Vila Velha, State of Espirito Santo, Brazil Author Pitts, James P. Department of Biology, Utah State University, Logan, UT 84322 text Insecta Mundi 2022 2022-04-29 2022 928 1 32 journal article 10.5281/zenodo.6533498 1942-1354 6533498 48EC3DE6-45D1-40E2-8C4D-2D8788058CAC Tachypompilus banksi Colomo de Correa ARGENTINA : Buenos Aires Province , 20 km SE of Olavarria; 2 January 2010 ; R . Ruiz. Host: Polybetes pythagoricus (Holmberg) (Sparassidae) , adult female. The wasp pulled the paralyzed huntsman spider backwards up a vertical brick wall, holding it dorsal side upward and grasping its left pedipalp with her mandibles ( Ruiz 2010 ). This wasp was initially identified as Tachypompilus erubescens (Taschenberg) in Kurczewski et al. (2020b) . ARGENTINA : Buenos Aires Province , 4 km N of San Clemente del Tuyú; 26 December 2014 ; J. F. Romero. Host: Polybetes pythagoricus , adult female. The wasp dragged the paralyzed huntsman spider backwards on the ground, dorsal side upward, grasping its right pedipalp with her mandibles ( Romero 2014 ). This wasp was initially identified as Tachypompilus erubescens in Kurczewski et al. (2020b) . ARGENTINA : Neuquén Province , Pichilemu; 30 December 2014 ; M. Belgrano. Host: Polybetes pythagoricus , adult or subadult female. The wasp examined the paralyzed huntsman spider with her antennae as it laid dorsal side upward on the ground ( Belgrano 2014 ). This wasp was initially identified as Tachypompilus erubescens by Kurczewski et al. (2020b)