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 |