Heintzosteus Temporal range:
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Scientific classification
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Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | † Placodermi |
Order: | † Arthrodira |
Clade: | † Phlyctaenioidei |
Family: | † Arctolepididae |
Genus: | †
Heintzosteus Goujet, 1984 |
Type species | |
†Heintzosteus brevis (Heintz, 1929)
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Synonyms | |
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Heintzosteus is an extinct genus of placoderm arthrodire fish, [1] which lived during the Late Devonian period in Spitsbergen, Norway.[ citation needed]
Within Arthrodira, Heintzosteus is considered a member of "Phylctaenii", a paraphyletic grouping within the clade Phlyctaenioidei, basal to the suborder Brachythoraci. Heintzosteus is most closely related to Arctolepis and Dicksonosteus. [2]