Species
Psammosteus praecursor Obruchev, 1947
Synonymy list
1942 Psammosteus meandrinus Agassiz — Gross , pp. 386-387, 390, 411,pars
1947 Psammosteus praecursor n. sp. — Obruchev , pp. 519 , fig. 1,2
1950 Psammosteus meandrinus Agassiz — Gross , pp. 24,29
1965 Psammosteus praecursor Obruchev, 1947 — Obruchev & Mark-Kurik , pp. 228 , fig. 67:1-5; 68:1-4;69:1-2; 72:1,4;76:1
1965 Psammosteus praecursor Obruchev, 1947 — Halstead Tarlo , pp. 127-131 , fig. text fig. 38-40
1968 Psammosteus praecursor — Vorobyeva & Lyarskaya , pp. 72
2000 Psammosteus praecursor Obr. — Mark-Kurik , pp. 317
2001 Psammosteus praecursor Obruchev, 1947 — Lukševičs , pp. 498
2004 Psammosteus praecursor Obruchev, 1947 — Novitskaya , pp. 190 , fig. 125
2016 Psammosteus praecursor Obruchev, 1947 — Glinskiy & Mark-Kurik , pp. 5
Selection of related publications
Mark-Kurik, E. 2000. The Middle Devonian fishes of the Baltic States (Estonia, Latvia) and Belarus. Courier Forschungsinstitut Senckenberg 223, 309-324.
Vorobyeva, E. I., Lyarskaya, L. A. 1968. Ostatki kisteperyh i dvoâkodyšaŝih iz amatskih sloev Latvii i ih zahoronenie.Очерки по филогении и систематике ископаемых рыб и бесчелюстных , pp. 71-86. Nauka.
Mark-Kurik, E. 1968. New finds of psammosteids (Heterostraci) in the Devonian of Estonia and Latvia. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 17, 4, 409-424. DOI:10.3176/chem.geol.1968.4.11
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Superclass | Agnatha |
| Class | Pteraspidomorphi |
| Subclass | Heterostraci |
| Order | Pteraspidiformes |
| Suborder | Psammosteida |
| Family | Psammosteidae |
| Subfamily | Psammosteinae |
| Genus | Psammosteus |
| Species | asper |
| bergi | |
| bystrowi | |
| cuneatus | |
| falcatus | |
| kiaeri | |
| levis | |
| livonicus | |
| maeandrinus | |
| megalopteryx | |
| praecursor | |
| tchernovi | |
| tenuis | |
| waltergrossi |
References based on distribution
- Mark-Kurik, 2000a Amata Stage
- Vorobyeva & Lyarskaya, 1968 Pasta muiža outcrop, Latvia Amata Stage