New and unusual host records for North American and South American spider wasps (Hymenoptera: Pompilidae) Author Kurczewski, Frank E. Author West, Rick C. Author Waichert, Cecilia Author Kissane, Kelly C. Author Ubick, Darrell Author Pitts, James P. text Zootaxa 2020 2020-12-07 4891 1 1 112 journal article 9376 10.11646/zootaxa.4891.1.1 8cd88652-1627-4fbe-891d-062b3e02e511 1175-5326 4309249 6B0E1135-8C4E-4341-9793-AB970FBCD10B Notocyphus dorsalis dorsalis Cresson MO: Benton County, Warsaw; posted 9 October 2009 ; B. P. Eldridge. Host: Ummidia sp. ( Halonoproctidae ), adult or subadult female. A series of photographs shows the wasp straddling the paralyzed trapdoor spider, venter to dorsum, as it laid on the ground. The photographer stated “the wasp grappled with the trapdoor spider for several minutes on the backyard lawn, near the patio deck, until they disappeared from sight” (Eldridge 2007; B. P. Eldridge, Warsaw. MO, 2020 pers. comm.).