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Arganodus

Description

Arganodus is an extinct genus of Ceratodontidae (lungfish). Its fossils have been found in the Redonda Formation, New Mexico, and the Cumnock Formation, North Carolina, although the North Carolinian specimens are smaller than most recorded specimens. Fossils have also been uncovered in the Petrified Forest National Park. It was first named by Martin in 1979, and contains two species, A. dorotheae and A. atlantis. Arganodus was probably similar to modern lungfish, and lived in underwater burrows during dry periods until monsoons occurred.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4836917https://www.gbif.org/species/4836917
PaleoBioDB ID (PBDB)69034https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=69034
Rankgenus
Taxonomy (GBIF)Life : Animalia : Chordata : Sarcopterygii : Ceratodontiformes : Ceratodontidae : Arganodus
Taxonomy (PBDB)Life : Animalia : Chordata : Osteichthyes : Arganodontidae : Arganodus
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnoiMüller 1884
familyArganodontidaeMartin 1982
genusArganodusMartin 1979
Scientific NameArganodus Martin, 1979
Name Published InCompte r. hebd. Seanc. Acad. Sci., Paris (Ser. D) 289 (2)
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Arganodusgenusbelongs to Ceratodontidaestated with evidenceMartin, 1979
Arganodusgenusbelongs to Arganodontidaestated with evidenceMartin, 1982
Arganodusgenusbelongs to Arganodontidaestated without evidenceMurry, 1989
Arganodusgenusbelongs to Ceratodontidaestated without evidenceHeckert, 2004
Arganodusgenusbelongs to DipnoiimpliedIrmis, 2005
Status (PBDB)extinct
Taxon Size (PBDB)6
First Recorded Appearance251 - 247 Ma
Early/Lower Triassic
Last Recorded Appearance122 - 112 Ma
Early/Lower Cretaceous
Environmentmarine (based on Vertebrata)
Motilityactively mobile (based on Osteichthyes)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)M. Martin. 1979. Arganodus atlantis et Ceratodus arganensis, deux nouveaux Dipneustes du Trias supérieur continental marocain [Arganodus atlantis and Ceratodus arganensis, two new dipnoans from the continental Moroccan Upper Triassic]. Comptes Rendus de l'Académie des Sciences à Paris, Série D 289:89-92
Wikipediahttps://en.wikipedia.org/wiki/Arganodus

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Arganodus atlantis
species
accepted (GBIF)
listed (PBDB)
2237 Ma
Middle Triassic
237 Ma
Middle Triassic
Ceratodus arganensis
species
accepted (GBIF)
listed (PBDB)
2237 Ma
Middle Triassic
237 Ma
Middle Triassic
Ceratodus dorotheae
species
accepted (GBIF)
listed (PBDB)
8237 Ma
Middle Triassic
228 Ma
Late/Upper Triassic
Ceratodus multicristatus
species
accepted (GBIF)
listed (PBDB)
4251 Ma
Early/Lower Triassic
251 Ma
Early/Lower Triassic
Ceratodus tiguidiensis
species
accepted (GBIF)
listed (PBDB)
3164 Ma
Middle Jurassic
122 Ma
Early/Lower Cretaceous

Synonymy List

YearName and Author
1979Arganodus Martin p. 89
1981Arganodus Martin p. 4
1982Arganodus Martin p. 612
1989Arganodus Murry p. 265
2004Arganodus Heckert p. 80
2004Arganodus Schultze p. 474
2005Arganodus Irmis p. 67

References

Martin M. (1979) Arganodus atlantis et Ceratodus arganensis, deux nouveaux Dipneustes du Trias supérieur continental marocain [Arganodus atlantis and Ceratodus arganensis, two new dipnoans from the continental Moroccan Upper Triassic], Comptes Rendus de l'Académie des Sciences à Paris, Série D 289, 89-92
Martin M. (1981) Les Dipneustes et Actinistiens du Trias supérieur continental marocain [The dipnoans and actinistians of the Moroccan continental Upper Triassic], Stuttgarter Beiträge zur Naturkunde, Serie B (Geologie und Paläontologie) 69, 1-30
Martin M. (1982) Nouvelles données sur la phylogénie et la systématique des dipneustes postpaléozoïques [New data on the phylogeny and systematics of post-Paleozoic dipnoans], Comptes Rendues de l'Academie des Sciences, Paris, Série II 294, 611-614
Murry P. A. (1989) Microvertebrate fossils from the Petrified Forest and Owl Rock Members (Chinle Formation) in Petrified Forest National Park and vicinity, Arizona, Dawn of the Age of Dinosaurs in the American Southwest, New Mexico Museum of Natural History, Albuquerque, 249-277
Heckert A. B. (2004) Late Triassic microvertebrates from the lower Chinle Group (Otischalkian-Adamanian: Carnian), southwestern U.S.A., New Mexico Museum of Natural History and Science Bulletin 27, 1-170
Schultze H.-P. (2004) Mesozoic sarcopterygians, Mesozoic Fishes 3 - Systematics, Paleoenvironments and Biodiversity, 463-492
Irmis R. B. (2005) The vertebrate fauna of the Upper Triassic Chinle Formation in northern Arizona, In S. J. Nesbitt, W. G. Parker, & R. B. Irmis (eds.), Guidebook to the Triassic Formations of the Colorado Plateau in Northern Arizona: Geology, Paleontology, and History. Mesa Southwest Museum Bulletin 9, 63-88
Compte r. hebd. Seanc. Acad. Sci., Paris (Ser. D) 289 (2) - via The Interim Register of Marine and Nonmarine Genera
GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera
Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera
as per family - via The Interim Register of Marine and Nonmarine Genera
The Paleobiology Database (2016 version). Available online at www.paleobiodb.org. - via The Interim Register of Marine and Nonmarine Genera
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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