| | | Kind of type | Full locality |
| | | unspecified primary type of species Arsapnia decepta Banks, 1897 | Northwestern U.S.A., Colorado, Larimer County: Ft. Collins |
| | | holotype of synonym Capnia arapahoe Nelson & Kondratieff, 1988 | Northwestern U.S.A., Colorado, Larimer County: CO. Larimer Co., Elkhorn Creek junction Rt. 14 |
| | | holotype of synonym Capnia barbata Frison, 1944 | Northwestern U.S.A., Colorado: north of Longmount, Little Thompson River |