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Amazichthys

Amazichthys is an extinct genus of selenosteid arthrodire from the Middle Famennian of the Late Devonian of the Anti-Atlas Mountains of Morocco. It contains a single species, Amazichthys trinajsticae. It is one of a few example of placoderm known from whole body shape, including cartilaginous axial and fin elements.[1]

Amazichthys
Temporal range: Famennian
Holotype specimen AA.MEM.DS.8 (A and B), and paratype PIMUZ A/I 4773 (C, D)
Life reconstruction
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Suborder: Brachythoraci
Family: Selenosteidae
Genus: Amazichthys
Jobbins et al, 2022
Species:
A. trinajsticae
Binomial name
Amazichthys trinajsticae
Jobbins et al, 2022

Description edit

Amazichthys had a profile similar to that of fast-moving pelagic fishes, with lateral keels for stability, and a lunate caudal fin, suggesting it could reach and maintain high speed.[1] The holotype, AA.MEM.DS.8, is 89.7 cm (35.3 in) long.[1][2]

Etymology edit

Amazichthys trinajsticae was named after the North African ethnic group Amazigh (Berbers), and Australian palaeontologist Kate Trinajstic.[1]

Taxonomy edit

Amazichthys is part of Selenosteidae, a family inside the clade Aspinothoracidi, inside of Pachyosteomorphi, along with Dunkleosteoidea.

The cladogram shown here is based on Jobbins et al, 2022.[1]

References edit

  1. ^ a b c d e Jobbins, Melina; Rücklin, Martin; Ferrón, Humberto G.; Klug, Christian (2022). "A new selenosteid placoderm from the Late Devonian of the eastern Anti-Atlas (Morocco) with preserved body outline and its ecomorphology". Frontiers in Ecology and Evolution. 10. doi:10.3389/fevo.2022.969158. hdl:10550/85583. ISSN 2296-701X.
  2. ^ Engelman, Russell K. (2023). "A Devonian Fish Tale: A New Method of Body Length Estimation Suggests Much Smaller Sizes for Dunkleosteus terrelli (Placodermi: Arthrodira)". Diversity. 15 (3). 318. doi:10.3390/d15030318.


amazichthys, extinct, genus, selenosteid, arthrodire, from, middle, famennian, late, devonian, anti, atlas, mountains, morocco, contains, single, species, trinajsticae, example, placoderm, known, from, whole, body, shape, including, cartilaginous, axial, eleme. Amazichthys is an extinct genus of selenosteid arthrodire from the Middle Famennian of the Late Devonian of the Anti Atlas Mountains of Morocco It contains a single species Amazichthys trinajsticae It is one of a few example of placoderm known from whole body shape including cartilaginous axial and fin elements 1 AmazichthysTemporal range Famennian PreꞒ Ꞓ O S D C P T J K Pg N Holotype specimen AA MEM DS 8 A and B and paratype PIMUZ A I 4773 C D Life reconstruction Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Class Placodermi Order Arthrodira Suborder Brachythoraci Family Selenosteidae Genus AmazichthysJobbins et al 2022 Species A trinajsticae Binomial name Amazichthys trinajsticaeJobbins et al 2022 Contents 1 Description 2 Etymology 3 Taxonomy 4 ReferencesDescription editAmazichthys had a profile similar to that of fast moving pelagic fishes with lateral keels for stability and a lunate caudal fin suggesting it could reach and maintain high speed 1 The holotype AA MEM DS 8 is 89 7 cm 35 3 in long 1 2 Etymology editAmazichthys trinajsticae was named after the North African ethnic group Amazigh Berbers and Australian palaeontologist Kate Trinajstic 1 Taxonomy editAmazichthys is part of Selenosteidae a family inside the clade Aspinothoracidi inside of Pachyosteomorphi along with Dunkleosteoidea The cladogram shown here is based on Jobbins et al 2022 1 Dicksonosteus Holonema Homosteus Buchanosteus Coccosteus Harrytoombsia Compagopiscis Mcnamaraspis Incisoscutum Rolfosteus Tubonasus Camuropiscis Latocamurus Pachyosteomorphi Eastmanosteus Dunkleosteus T Dunkleosteus R Aspinothoracidae Stenosteus Selenosteidae Gymnotrachelus Gorgonichthys Heintzichthys Driscollaspis Rhinosteus Selenosteus Amazichthys Melanosteus Draconichthys Enseosteus WalterosteusReferences edit a b c d e Jobbins Melina Rucklin Martin Ferron Humberto G Klug Christian 2022 A new selenosteid placoderm from the Late Devonian of the eastern Anti Atlas Morocco with preserved body outline and its ecomorphology Frontiers in Ecology and Evolution 10 doi 10 3389 fevo 2022 969158 hdl 10550 85583 ISSN 2296 701X Engelman Russell K 2023 A Devonian Fish Tale A New Method of Body Length Estimation Suggests Much Smaller Sizes for Dunkleosteus terrelli Placodermi Arthrodira Diversity 15 3 318 doi 10 3390 d15030318 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 Amazichthys amp oldid 1221647068, wikipedia, wiki, book, books, library,

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