Eskimaspis

Eskimaspis is an extinct monospecific genus of arthrodire placoderm fish from the Early Devonian period. The type species Eskimaspis heintzi was described in 1984, and was found in the Peel Sound Formation on Prince of Wales Island in Arctic Canada.[1]

Eskimaspis
Temporal range: Early Devonian,
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Genus: Eskimaspis
Dineley & Yuhai, 1984
Species
  • Eskimaspis heintzi Dineley & Yuhai, 1984 (type)

Etymology

The generic name Eskimaspis was named after the aboriginal Eskimo people of the Canadian Arctic. The species name heintzi was named in honor of palaeontologist Anatol Heintz.[1]

Classification

Eskimaspis is one of the more basal members of the order Arthrodira, as shown in the cladogram below:[2]

Lunaspis broilii

Eurycaraspis incilis

Arthrodira

Yujiangolepis liujingensis

Antarctaspis mcmurdoensis

Wuttagoonaspidae

Yiminaspis shenme

Wuttagoonaspis fletcheri

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

Phyllolepis orvini

Austrophyllolepis sp.

Cowralepis mclachlani

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. Dinely, D. L.; Yuhai, Liu (December 1984). "A new actinolepid arthrodire from the Lower Devonian of Arctic Canada". Palaeontology. 27 (4): 875–888.
  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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