Family
Ischnacanthidae Woodward, 1891
Selection of related publications
Burrow, C. J., Märss, T. 2022. Neotypes for some upper Silurian acanthodian taxa from the Baltic Sea Region and the Welsh Borderland.  Estonian Journal of Earth Sciences   71,   1,   17-24. DOI:10.3176/earth.2022.02
Mark-Kurik, E., Blieck, A., Burrow, C. J., Turner, S. 2013. Early Devonian fishes from coastal De Long Strait, central Chukotka, Arctic Russia.  Geodiversitas   35,   3,   545-578. DOI:10.5252/g2013n3a3
Valiukevičius, J. 2005. Silurian acanthodian biostratigraphy of Lithuania.  Geodiversitas   27,   3,   349-380.
Valiukevičius, J. 2004. New Wenlock -Pridoli (Silurian) acanthodian fishes from Lithuania.  Acta Palaeontologica Polonica   49,   1,   147-160.
Valiukevičius, J. 2004. Silurian acanthodian succession of the Lužni-4 borehole (Latvia).  Acta Universitatis Latviensis   679,      120-147.
Valiukevičius, J. 1998. Acanthodians and zonal stratigraphy of Lower and Middle Devonian in East Baltic and Byelorussia.  Palaeontographica   A-248,      1-53.
Märss, T. 1997. Vertebrates of the Pridoli and Silurian-Devonian boundary beds in Europe.  Modern Geology   21,   1,   17-41.
Märss, T. 1986. Silurian Vertebrates of Estonia and West Latvia. Fossilia Baltica 1.  Fossilia Baltica   1,      1-104.  Valgus. 
Ørvig, T. 1957. Notes on some Palaeozoic Lower Vertebrates from Spitsbergen and North America.  Norsk Geologisk Tidsskrift   37,   3-4,   285-353.
Hussakof, L., Bryant, W. L. 1918. Catalog of the fossil fishes in the Museum of the Buffalo Society of Natural Sciences.  Bulletin of the Buffalo Society of Natural Sciences   12,      1-346.
List of species
2. Bracteatacanthus assiduus Valiukevičius, 2004 | Přidoli
3. Gomphonchus boekschoteni Vergoossen, 1999 | Ohesaare Stage
6. Gomphonchus minutus Valiukevičius, 2004 | Přidoli
8. Gomphonchus tauragensis Valiukevičius, 1998 | Kemeri Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Chordata | 
| Subphylum | Vertebrata | 
| Infraphylum | Gnathostomata | 
| Class | Acanthodii | 
| Order | Ischnacanthiformes | 
| Family | Acritolepidae | 
| Ischnacanthidae | |
| Genus | Arenaceacanthus | 
| Atopacanthus | |
| Bracteatacanthus | |
| Garralepis | |
| Gomphonchoporus | |
| Gomphonchus | |
| Ischnacanthus | |
| Persacanthus | |
| Rohonilepis | |
| Family | Podoliacanthidae | 
| Poracanthodidae |