Order
Petalichthyida Jaekel, 1911
Selection of related publications
Mark-Kurik, E. 1991. Contribution to the correlation of the Emsian (Lower Devonian) on the basis of placoderm fishes. Newsletters on Stratigraphy 25, 1, 11-23. DOI:10.1127/nos/25/1991/11
Gross, W. 1933. Die unterdevonischen Fische und Gigantostraken von Overath. Abhandlungen der Königlich Preussischen Geologischen Landesanstalt 145, 41-77.
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Infraphylum | Gnathostomata |
| Class | Placodermi |
| Order | Acanthothoraci |
| Antiarchi | |
| Arthrodira | |
| Euantiarcha | |
| Euarthrodira | |
| Petalichthyida | |
| Family | Macropetalichthyidae |
| Order | Ptyctodontida |
| Rhenanida | |
| Genus | Hybosteus |