| Synonymous name | : | †Dictyoneurida (Order) Handlirsch, 1906 | |
Ref: PBDB: 26 Jul 2015. |
| Synonymous name | : | †Hemiodonata (Order) Zalessky, 1946 | |
Ref: PBDB: 26 Jul 2015. |
| Synonymous name | : | †Heolidae (Family) Handlirsch, 1906 | |
Ref: PBDB: 13 Apr 2014. |
| Synonymous name | : | †Kansasiidae (Family) Demoulin, 1954 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Mecynopteridae (Family) Handlirsch, 1904 | |
Ref: PBDB: 20 Apr 2014. |
| Synonymous name | : | †Neosecoptera (Suborder) Riek, 1976 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Protohemiptera (Order) Handlirsch, 1906 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Pteronidiidae (Family) Bolton, 1912 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Saarlandiidae (Family) Guthörl, 1930 | |
Ref: PBDB: 27 Oct 2013. |