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Yiminaspis

Yiminaspis is an extinct monospecific genus of primitive arthrodire placoderm fish from Emsian-aged marine strata in Yunnan, China. The type species Yiminaspis shenme was named and described in 2008, and is known from a flattened partial skull and portions of the thoracic armor.

Yiminaspis
Temporal range: Late Emsian, 407–393 Ma
Yiminaspis shenme
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Family: Wuttagoonaspidae
Genus: Yiminaspis
Dupret, 2008
Species
  • Yiminaspis shenme Dupret, 2008 (type)

Etymology edit

The genus name translates as "Yi People's shield", deriving from the Chinese name Yímín (simplified Chinese: 彝民; traditional Chinese: 彞民; lit. 'Yi People', an ethnic group in China, Vietnam, and Thailand) and the Greek word aspis ("a type of round shield"). The specific name is from Chinese shénme (simplified Chinese: 什么; traditional Chinese: 什麼; lit. 'what'), as in "what is it?" reference to the peculiar anatomy of this prehistoric fish.[1]

Classification edit

Yiminaspis belongs to the family Wuttagoonaspidae, and is closely related to Wuttagoonaspis. It is one of the more basal members of the order Arthrodira, as shown in the cladogram below:[2]

Lunaspis broilii

Eurycaraspis incilis

Arthrodira
Actinolepidoidei
Phlyctaeniina

References edit

  1. ^ Dupret, Vincent (Mar 12, 2008). "A New Wuttagoonaspid (Placodermi, Arthrodira) from the Lower Devonian of Yunnan (South China): Origin, Dispersal, and Paleobiogeographic Significance". Journal of Vertebrate Paleontology. 28: 12–20. doi:10.1671/0272-4634(2008)28[12:anwpaf]2.0.co;2.
  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.


yiminaspis, extinct, monospecific, genus, primitive, arthrodire, placoderm, fish, from, emsian, aged, marine, strata, yunnan, china, type, species, shenme, named, described, 2008, known, from, flattened, partial, skull, portions, thoracic, armor, temporal, ran. Yiminaspis is an extinct monospecific genus of primitive arthrodire placoderm fish from Emsian aged marine strata in Yunnan China The type species Yiminaspis shenme was named and described in 2008 and is known from a flattened partial skull and portions of the thoracic armor YiminaspisTemporal range Late Emsian 407 393 Ma PreꞒ Ꞓ O S D C P T J K Pg NYiminaspis shenmeScientific classificationDomain EukaryotaKingdom AnimaliaPhylum ChordataClass PlacodermiOrder ArthrodiraFamily WuttagoonaspidaeGenus YiminaspisDupret 2008Species Yiminaspis shenme Dupret 2008 type Etymology editThe genus name translates as Yi People s shield deriving from the Chinese name Yimin simplified Chinese 彝民 traditional Chinese 彞民 lit Yi People an ethnic group in China Vietnam and Thailand and the Greek word aspis a type of round shield The specific name is from Chinese shenme simplified Chinese 什么 traditional Chinese 什麼 lit what as in what is it reference to the peculiar anatomy of this prehistoric fish 1 Classification editYiminaspis belongs to the family Wuttagoonaspidae and is closely related to Wuttagoonaspis It is one of the more basal members of the order Arthrodira as shown in the cladogram below 2 Lunaspis broiliiEurycaraspis incilisArthrodira Yujiangolepis liujingensisAntarctaspis mcmurdoensisWuttagoonaspidae Yiminaspis shenmeWuttagoonaspis fletcheriAethaspis majorAethaspis utahensisLehmanosteus hyperboreusAleosteus eganensisSimblaspis cachensisKujdanowiaspis buczacziensisKujdanowiaspis podolicaErikaspis zychiSigaspis lepidophoraEskimaspis heintziBaringaspis dineleyiProaethaspis ohioensisAnarthraspis chamberliniHeightingtonaspis anglicaPhyllolepida Gavinaspis convergensPhyllolepis orviniAustrophyllolepis sp Cowralepis mclachlaniPlacolepis budawangensisActinolepidae Bollandaspis woschmidtiActinolepis spinosaActinolepis magnaActinolepis tuberculataBryantolepis brachycephalusPhlyctaenioidei PhlyctaeniidaeGroenlandaspidaeArctaspidae Dicksonosteus arcticusArctolepidaeBrachythoraci Actinolepidoidei PhlyctaeniinaReferences edit Dupret Vincent Mar 12 2008 A New Wuttagoonaspid Placodermi Arthrodira from the Lower Devonian of Yunnan South China Origin Dispersal and Paleobiogeographic Significance Journal of Vertebrate Paleontology 28 12 20 doi 10 1671 0272 4634 2008 28 12 anwpaf 2 0 co 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 nbsp This article about a placoderm is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Yiminaspis amp oldid 1179984428, wikipedia, wiki, book, books, library,

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