Movatterモバイル変換

Axelia

From Wikipedia, the free encyclopedia

Extinct genus of coelacanths

Axelia Temporal range:earlyOlenekian^[1] PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Sarcopterygii
Class:	Actinistia
Order:	Coelacanthiformes
Family:	†Coelacanthidae
Genus:	†Axelia Stensiö, 1921
Type species
†Axelia robusta Stensiö, 1921
Other species
†Axelia elegansStensiö, 1921

Axelia is anextinct genus ofprehistoric lobe-finned fish, which belonged to thefamily ofCoelacanthidae. It lived during the Smithian (earlyOlenekian)age of theEarly Triassic epoch in what is now Spitsbergen,Svalbard.^[1]^[2] Fossils were found in the "Fish Niveau" of the Lusitaniadalen Member of theVikinghøgda Formation.

Erik Stensiö named the genus after his brother Axel Andersson.^[2]

^^a ^bRomano, Carlo; Koot, Martha B.; Kogan, Ilja; Brayard, Arnaud; Minikh, Alla V.; Brinkmann, Winand; Bucher, Hugo; Kriwet, Jürgen (2016)."Permian-Triassic Osteichthyes (bony fishes): diversity dynamics and body size evolution".Biological Reviews.91 (1):106–147.doi:10.1111/brv.12161.PMID 25431138.S2CID 5332637.
^^a ^bStensiö, Erik (1921).Triassic fishes from Spitzbergen. Vienna: Adolf Holzhausen. pp. xxviii + 307.doi:10.5962/bhl.title.159141.S2CID 83338211.

seeGnathostomata
Actinistia	see below↓

Actinistia

Actinistiasensu lato

†Styloichthys?
†"Onychodontiformes"	Bukkanodus Grossius Luckeus Onychodus Qingmenodus Selenodus Strunius

Actinistiasensu stricto

†Eoactinistia †Euporosteus †Hainbergia †Nesides †Ngamugawi †Rebellatrix †Scleracanthus †Shoshonia †Styloichthys? †Youngichthys
†Miguashaiidae	Gavinia Miguashaia
†Diplocercidae	Chagrinia Dictyonosteus Diplocercides Serenichthys
†Hadronectoridae	Allenypterus Hadronector Holopterygius Lochmocercus Polyosteorhynchus
†Rhabdodermatidae	Caridosuctor Coelacanthopsis? Dumfregia Rhabdoderma Sassenia Spermatodus Synaptotylus
†Laugiidae	Belemnocerca Coccoderma Laugia Trachymetopon

†Garnbergia
†Mawsoniidae	Alcoveria Axelrodichthys Changxingia Chinlea Diplurus Graulia Lualabaea Mawsonia Parnaibaia Rhipis
Latimeriidae	†Foreyia †Holophagus Latimeria †Libys †Macropoma †Macropomoides †Megalocoelacanthus †Rieppelia †Swenzia †Ticinepomis †Undina