Heintzosteus

Extinct genus of fishes

Heintzosteus
Temporal range: Late Devonian
PreꞒ
O
S
D
C
P
T
J
K
Pg
N
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Clade: Phlyctaenioidei
Family: Arctolepididae
Genus: Heintzosteus
Goujet, 1984
Type species
Heintzosteus brevis
(Heintz, 1929)
Synonyms

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]

References

  1. ^ "Heintzosteus brevis (HEINTZ, 1929)". science.mnhn.fr. Retrieved 2019-06-25.
  2. ^ Dupret, V.; Zhu, M. I. N.; Wang, J. N. Q. (2009). "The morphology of Yujiangolepis liujingensis (Placodermi, Arthrodira) from the Pragian of Guangxi (south China) and its phylogenetic significance". Zoological Journal of the Linnean Society. 157: 70. doi:10.1111/j.1096-3642.2009.00519.x.
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Gnathostomata
    • see Gnathostomata
Placodermi
    • see Placodermi
Arthrodira
    • see below↓
Wuttagoonaspidae
Phyllolepida
Phyllolepididae
Actinolepidae
Phlyctaeniidae
Arctolepididae
Groenlandaspididae
Williamsaspididae
  • Elvaspis
  • Williamsaspis
Holonematidae
Homostiidae
Migmatocephala
Buchanosteidae
Eubrachythoraci
    • see below↓
Kudjanowiaspis

Ailuracantha dorsofelis Dicksonosteus arctirus Cartieraspis

Groenlandaspis riniensis
Coccosteomorphi
Coccosteoidea
Coccosteidae
Panxiosteidae
Incisoscutoidea
Camuropiscidae
Pachyosteomorphi
Dunkleosteoidea
Heterosteidae
Aspinothoracidi
Brachydeiridae
Selenosteidae
Coccosteus cuspidatus Dunkleosteus terrelli Titanichthys termieri
Taxon identifiers
Heintzosteus
Arctolepis brevis


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