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Psammolepis

Pteraspidomorpha

Taxonomy
Psammolepis was named by Agassiz (1843).

It was assigned to Psammosteidae by Jordan (1963); and to Heterostraci by Blieck et al. (2002).

Species
P. abavica, P. aerata, P. alata, P. groenlandica, P. paradoxa, P. toriensis, P. venyukovi
Species lacking formal opinion data
P. undulata

Synonymy list
YearName and author
1843Psammolepis Agassiz p. 177
1963Psammolepis Jordan p. 585
2002Psammolepis Blieck et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
RankNameAuthor
subphylumVertebrata
superclassPteraspidomorphi(Goodrich 1909)
classPteraspidomorpha
subclassHeterostraciLankester 1868
genusPsammolepis

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.

G. †Psammolepis Agassiz 1843
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†Psammolepis abavica Mark-Kurik 1965
†Psammolepis aerata Obruchev 1965
†Psammolepis alata Obruchev 1965
†Psammolepis groenlandica Halstead Tarlo 1964
†Psammolepis paradoxa Agassiz 1845
†Psammolepis toriensis Mark-Kurik 1965
†Psammolepis venyukovi Obruchev 1965
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilep
Created: 2017-04-17 15:11:50
Modified: 2017-04-17 15:11:50
Source: subp = subphylum, p = phylum
References: Kiessling 2004, Carroll 1988

Age range: base of the Emsian to the top of the Frasnian or 410.62000 to 372.15000 Ma

Collections (12 total)


Time interval Ma Country or state Original ID and collection number
Emsian410.62 - 393.47Belarus (Gormel) P. toriensis (232956)
Eifelian393.47 - 387.95Russian Federation P. sp. (90332)
Eifelian393.47 - 387.95Estonia P. toriensis (225791 239667)
Eifelian - Givetian393.47 - 382.31Greenland P. groenlandica (238275)
Early/Lower Givetian387.95 - 385.9Russian Federation P. sp. (90333)
Givetian387.95 - 382.31Estonia P. venyukovi (239670)
Givetian387.95 - 382.31Svalbard and Jan Mayen (Spitsbergen) P. paradoxa (225592)
Late/Upper Givetian383.4 - 382.31Latvia P. paradoxa, P. alata (225777)
Late/Upper Givetian383.4 - 382.31Estonia P. spp., P. abavica (225778)
Late/Upper Givetian383.4 - 382.31Russian Federation P. sp. (90334)
Frasnian382.31 - 372.15United Kingdom P. sp. (239215)