Glyptolepis is an extinct genus of porolepiform lobe-finned fish which lived during Devonian Period, from the early Eifelian to Frasnian Age.[1][2][3] Species include Glyptolepis baltica, Glyptolepis groenlandica, and Glyptolepis leptopterus.[4][5]

Glyptolepis
Temporal range: Eifelian to Frasnian
Glyptolepis fossil from the Naturhistorisches Museum Wien
Glyptolepis reconstruction
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Sarcopterygii
Class: Porolepimorpha
Order: Porolepiformes
Family: Holoptychiidae
Genus: Glyptolepis
Egerton, 1841 per Agassiz, 1843
Glyptolepis leptopterus Agassiz in National Museum of Ireland - Natural History

Glyptolepis is considered a stem lungfish, and its pectoral fins especially resemble those of the extant lungfish Neoceratodus.[4]


References

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  1. ^ Mark Carnall (28 February 2014). "Underwhelming fossil fish of the month: February 2014". Museums & Collections Blog. University College London. Retrieved 29 September 2015.
  2. ^ Richard Cloutier & Per Erik Ahlberg (1996). "Morphology, Characters, and the Interrelationships of Basal Sarcopterygians". In Melanie L.J. Stiassny; Lynne R. Parenti & G. David Johnson (eds.). Interrelationships of Fishes. Academic Press. p. 457. ISBN 9780080534923.
  3. ^ Per Erik Ahlberg (1992). "A new holoptychiid porolepiform fish from the Upper Frasnian of Elgin, Scotland". Palaeontology. 35 (4): 813–828.
  4. ^ a b Ahlberg, Per Erik (June 1989). "Paired fin skeletons and relationships of the fossil group Porolepiformes (Osteichthyes: Sarcopterygii)". Zoological Journal of the Linnean Society. 96 (2): 119–166. doi:10.1111/j.1096-3642.1989.tb01824.x. ISSN 0024-4082.
  5. ^ "Glyptolepis leptopterus". Landscapes of Orkney. Retrieved 2024-01-25.