| | | Kind of type | Full locality |
| | | syntype of synonym Xiphidium scudderi Blatchley, 1892 | Northeastern U.S.A., Indiana, Vigo County |
| | | [not recorded as a type] | Northeastern U.S.A., New York, Tioga County |
| | | [not recorded as a type] | Northeastern U.S.A., New York, Tioga County |
| | | [not recorded as a type] | Northeastern U.S.A., New York, Tioga County |
| | | [not recorded as a type] | North-Central U.S.A., Illinois: Grays Lake |
| | | [not recorded as a type] | North-Central U.S.A., Illinois, Mc Henry County: Algonquin |
| | | [not recorded as a type] | Northeastern U.S.A., Pennsylvania: Darby Creek |
| | | [not recorded as a type] | North-Central U.S.A., Wisconsin |
| | | [not recorded as a type] | North-Central U.S.A., Illinois: Putnam |
| | | [not recorded as a type] | Northeastern U.S.A., Massachusetts, Barnstable County: Wood's Hole |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Tippecanoe County: Lafayette |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Kosciusko County |
| | | [not recorded as a type] | North-Central U.S.A., Nebraska, Lancaster County: Lincoln |
| | | [not recorded as a type] | North-Central U.S.A., Iowa, Dickinson County |
| | | [not recorded as a type] | North-Central U.S.A., Iowa, Iowa County |
| | | [not recorded as a type] | North-Central U.S.A., Iowa, Johnson County |
| | | [not recorded as a type] | North-Central U.S.A., Iowa, Story County |
| | | [not recorded as a type] | North-Central U.S.A., Kansas, Douglas County |
| | | [not recorded as a type] | North-Central U.S.A., Kansas, Sedgwick County |
| | | [not recorded as a type] | Northeastern U.S.A., Pennsylvania, Philadelphia County |
| | | [not recorded as a type] | Eastern Canada, Ontario: Rondeau,Wheather |
| | | [not recorded as a type] | Eastern Canada, Ontario: Point Pelee National Park |
| | | [not recorded as a type] | North-Central U.S.A., Nebraska, Cuming County: West Point |
| | | [not recorded as a type] | North-Central U.S.A., Nebraska, Lancaster County: Lincoln |
| | | [not recorded as a type] | North-Central U.S.A., Illinois: Watertown |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Knox County |
| | | [not recorded as a type] | Northeastern U.S.A., Pennsylvania: Harrisburg |
| | | [not recorded as a type] | Northeastern U.S.A., Pennsylvania: Cornwells |
| | | [not recorded as a type] | Southeastern U.S.A., Delaware, New Castle County |
| | | [not recorded as a type] | Northeastern U.S.A., New Jersey: Sussex |
| | | [not recorded as a type] | Northeastern U.S.A., New Jersey, Burlington County: Rancocas |
| | | [not recorded as a type] | Northeastern U.S.A., New York, Tompkins County |
| | | [not recorded as a type] | North-Central U.S.A., Minnesota |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Vigo County |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Kosciusko County |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Starke County |
| | | [not recorded as a type] | North-Central U.S.A., Illinois, Lake County: Antioch |
| | | [not recorded as a type] | North-Central U.S.A., Illinois, Lake County: Lake Villa |
| | | [not recorded as a type] | North-Central U.S.A., Illinois: Grays Lake |
| | | [not recorded as a type] | North-Central U.S.A., Illinois, Lake County: Wauconda |
| | | [not recorded as a type] | North-Central U.S.A., Illinois, Mc Henry County: Algonquin |
| | | [not recorded as a type] | North-Central U.S.A., Illinois: Putnam |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Bay County |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Kent County |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Ingham County |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Washtenaw County |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Monroe County |
| | | [not recorded as a type] | Eastern Canada, Ontario: Amberstburg Arver |
| | | [not recorded as a type] | Eastern Canada, Ontario: Brockville |
| | | [not recorded as a type] | Eastern Canada, Ontario: Picton |
| | | [not recorded as a type] | Eastern Canada, Ontario: Rondeau,Wheather |
| | | [not recorded as a type] | Eastern Canada, Ontario: Toronto |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Starke County |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Kosciusko County |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Tippecanoe County |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Vigo County |
| | | [not recorded as a type] | Northeastern U.S.A., Indiana, Knox County |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Kent County |
| | | [not recorded as a type] | Northeastern U.S.A., Michigan, Bay County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Wyandot County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Champaign County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Williams County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Wayne County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Auglaize County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Williams County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Darke County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Hocking County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Columbiana County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Carroll County |
| | | [not recorded as a type] | Northeastern U.S.A., Ohio, Pickaway County |
| | | syntype of species Conocephalus (Anisoptera) attenuatus (Scudder, 1869) | North-Central U.S.A., Illinois |