Another Orchelimum species best identified by male cerci or by song. The inner spine/tooth on the cerci is longest of any Orchelimum.
SINA: https://orthsoc.org/sina/261a.htm
Capinera, J.L., R.D. Scott, and T.J. Walker. 2004. Field Guide to Grasshoppers, Katydids, and Crickets of the United States. Cornell University Press.
Statewide. Knutson and Jaques (1935) listed this species. SINA has several records for this species in Iowa. SCAN shows two records from 1970. BugGuide has no records. iNaturalist currently has 2 records.
Prairie or woodland. BugGuide says they often prefer cedar or juniper trees. I found one individual on forest floor vegetation in mature deciduous woodland. Capinera et al. (2004) says they occur primarily in deciduous woodland or woodland edges.