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Aethaspis

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(Redirected from Aethaspis utahensis) Extinct genus of fish

Aethaspis
Temporal range: Devonian: Pragian, 410–407 Ma 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
Genus: Aethaspis
Denison, 1958
Species
  • Aethaspis major Denison, 1958 (type)
  • Aethaspis utahensis Denison, 1958

Aethaspis is an extinct genus of arthrodire placoderm fish from the Devonian period. Two species were described by Denison in 1958: Aethapsis major and Aethapsis utahensis. It is one of the more basal members of the order Arthrodira, as shown in the cladogram below:

Eurycaraspis incilis

Lunaspis broilii

Arthrodira

Yujiangolepis liujingensis

Antarctaspis mcmurdoensis

Wuttagoonaspidae

Wuttagoonaspis fletcheri

Yiminaspis shenme

Aethaspis major

Aethaspis utahensis

Lehmanosteus hyperboreus

Aleosteus eganensis

Simblaspis cachensis

Kujdanowiaspis buczacziensis

Kujdanowiaspis podolica

Erikaspis zychi

Sigaspis lepidophora

Eskimaspis heintzi

Baringaspis dineleyi

Proaethaspis ohioensis

Anarthraspis chamberlini

Heightingtonaspis anglica

Phyllolepida

Gavinaspis convergens

Austrophyllolepis sp.

Cowralepis mclachlani

Phyllolepis orvini

Placolepis budawangensis

Actinolepidae

Bollandaspis woschmidti

Actinolepis spinosa

Actinolepis magna

Actinolepis tuberculata

Bryantolepis brachycephalus

Phlyctaenioidei

Phlyctaeniidae

Groenlandaspidae

Arctaspidae

Dicksonosteus arcticus

Arctolepidae

Brachythoraci

Actinolepidoidei Phlyctaeniina


References

  1. Van Valen, Leigh (January 1963). "The Head Shield of Macropetalichthys (Arthrodira)". Journal of Paleontology. 37 (1): 257–263.
  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" (PDF). Zoological Journal of the Linnean Society. 157: 70. doi:10.1111/j.1096-3642.2009.00519.x.
Arthrodira
Gnathostomata
Placodermi
Arthrodira
    • see below↓
Arthrodira
Arthrodira
Wuttagoonaspidae
Phyllolepida
Phyllolepididae
Actinolepidae
Phlyctaenioidei
Phlyctaeniidae
Arctolepididae
Groenlandaspididae
Williamsaspididae
Brachythoraci
Holonematidae
Homostiidae
Migmatocephala
Buchanosteidae
Eubrachythoraci
    • see below↓
Kudjanowiaspis

Ailuracantha dorsofelis Dicksonosteus arctirus Cartieraspis

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


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