Species

Pycnosteus palaeformis Preobrazhensky, 1911

Tyyppilajitiedot
holotype: TUG TUG 1552-6, Tori, Pärnu Stage , Pi 102
Synonyymit
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
Aiheeseen liittyvät julkaisut
Preobrazhensky, B. V. 1967. The significance of the zonal phenomena in Tabulate coral skeleton. Paleontologicheski Zhurnal 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.
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Luokittelu
Organism groupBiota
KingdomAnimalia
PhylumChordata
SubphylumVertebrata
SuperclassAgnatha
ClassPteraspidomorphi
SubclassHeterostraci
OrderPteraspidiformes
SuborderPsammosteida
FamilyPycnosteidae
GenusPycnosteus
Speciespalaeformis
pauli
tuberculatus