Species
Pycnosteus palaeformis Preobrazhensky, 1911
Type specimen data
Synonymy list
1837 Trionyx spinosus — Kutorga , pp. 12, fig. IV 11
1895 Psammosteus arenatus — Woodward , pp. 39
1902 Psammosteiden — Jaekel , pp. 105
1908 Psammosteus arenatus : Woodward, 1895 — Goodrich , pp. 774, fig. 43:4
1911 Pycnosteus imperfectus n. sp. — Preobrazhensky , pp. 27-28, fig. 1:6
1911 Pycnosteus palaeformis n. sp. — Preobrazhensky , pp. 21-27, fig. 1:1-5
1930 Pycnosteus palaeformis Preobr. (pars) — Gross , pp. 5,11, 13
1930 Pycnosteus ? — Gross , pp. 13
1931 Pycnosteus palaeformis Preobr. — Obruchev , pp. 94
1933 Pycnosteus palaeformis Preobr. (pars) — Gross , pp. 13, fig. II fig 22,23
Selection of related publications
Preobrazhensky, B. V. 1967. Significance of zonal phenomena in the skeleton of tabulatomorphous corals. Paleontologicheski Zhurnal 1967, 3, 3-8.
Obruchev, D. V., Mark-Kurik, E. J. (eds) 1965. Devonian psammosteids (Agnatha, Psammosteidae) of the USSR. pp. 1-304. Eesti NSV TA Geoloogia Instituut.
Mark, E. J. 1956. On Genus Pycnosteus (Psammosteidae, Agnatha). ENSV TA Geoloogia Instituudi Uurimused I, 74-88.
Loading...
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Superclass | Agnatha |
| Class | Pteraspidomorphi |
| Subclass | Heterostraci |
| Order | Pteraspidiformes |
| Suborder | Psammosteida |
| Family | Pycnosteidae |
| Genus | Pycnosteus |
| Species | palaeformis |
| pauli | |
| tuberculatus |