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Pycnosteidae

Pteraspidomorpha - Psammosteiformes - Pycnosteidae

Taxonomy
Pycnosteidae was named by Tarlo (1962).

It was assigned to Psammosteiformes by Moloshnikov (2007).

Synonymy list
YearName and author
1962Pycnosteidae Tarlo
2007Pycnosteidae Moloshnikov p. 559

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumCraniata
RankNameAuthor
superclassPteraspidomorphi(Goodrich 1909)
classPteraspidomorpha
subclassHeterostraciLankester 1868
orderPsammosteiformesBerg 1937
familyPycnosteidaeTarlo 1962
familyPycnosteidaeTarlo 1962

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Fm. †Pycnosteidae Tarlo 1962
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G. †Tartuosteus Obruchev 1961
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Tartuosteus zheleznogorskensis Moloshnikov 2007
Invalid names: Rohonosteus Tarlo 1962 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubp
Locomotion: actively mobilep
Created: 2007-09-27 04:49:26
Modified: 2017-03-09 14:07:44
Source: subp = subphylum, p = phylum
Reference: Kiessling 2004

Age range: base of the Early/Lower Givetian to the top of the Early/Lower Frasnian or 388.10000 to 382.40000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Eifelian393.3 - 387.7Belarus Tartuosteus sp. (225853)
Eifelian393.3 - 387.7Russian Federation Tartuosteus sp. (90332)
Eifelian393.3 - 387.7Estonia Tartuosteus sp. (225791 225793)
Early/Lower Givetian388.1 - 383.7Estonia Tartuosteus giganteus (225804) Tartuosteus giganteus, Tartuosteus luhai (225803)
Early/Lower Givetian388.1 - 383.7Russian Federation Tartuosteus sp. (90333)
Early/Lower Givetian388.1 - 383.7Latvia Tartuosteus giganteus, Tartuosteus luhai (225802 225850)
Early/Lower Frasnian383.7 - 382.4Russian Federation Tartuosteus zheleznogorskensis (90343)