The Scarabaeoidea (Coleoptera) of Iowa: An annotated checklist Author Freese, Edwin L. 33493 “ S ” Avenue Adel, Iowa 50003 Author Veal, Doug A. 168 Thompson Drive SE Cedar Rapids, Iowa 52403 Author Lago, Paul K. Biology Department, University of Mississippi University, Mississippi 38677 text Insecta Mundi 2020 2020-08-28 2020 787 1 83 journal article 10.5281/zenodo.5353792 1942-1354 5353792 88D45C5E-0E49-4F02-87A4-C4FA55A83B2F Trox hamatus Robinson, 1940 UMRC; DAVC; ELFC; MJPC. Collection dates: May–July. Collected at lights and carnivore dung. Specimen label data: First report from Iowa and NEW STATE RECORD : Waubonsie State Park , Fremont Co. , Iowa , 15 June 2003 , carnivore dung, DAV ( DAVC ) ; Shimek State Forest , Van Buren Co. , Iowa , 21 June 2003 , UV light, DAV ( DAVC ) ; Yellow River Forest , Allamakee Co. , Iowa , 20 May 2004 , dung, ELF ( ELFC ) . County records ( Figure 20 ): Allamakee, Appanoose, Dallas, Fremont, Hardin, Henry, Lee, Pottawattamie, Van Buren, Warren.