Order
Lugalepidida Karatajūtė-Talimaa, 1997
Selection of related publications
Karatajūtė-Talimaa, V. N., Märss, T. 1997. Thelodonts from the Silurian and Lower Devonian of Severnaya Zemlya Archipelago, Russian Arctic.  Ichthyolith Issues, Special Publication   3,      13-14.
List of species
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Chordata | 
| Subphylum | Vertebrata | 
| Infraphylum | Gnathostomata | 
| Class | Chondrichthyes | 
| Subclass | Elasmobranchii | 
| Order | Ctenacanthiformes | 
| Hybodontiformes | |
| Lamniformes | |
| Lugalepidida | |
| Family | Lugalepididae | 
| Order | Phoebodontiformes | 
| Superfamily | Protacrodontoidea | 
| Genus | Karksiodus |