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Conchodus

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Conchodus
Temporal range: Late Devonian
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Sarcopterygii
Class: Dipnoi
Family: †Dipteridae
Genus: †Conchodus
McCoy, 1848
Type species
†Conchodus ostreaformis
McCoy, 1848
Species

See text

Conchodus is an extinct genus of marine lungfish which lived during the Devonian period.[1][2]

The following species are known:[3]

  • †C. elkneri Gorisdro-Kulczycka, 1950 - Late Devonian (Frasnian) of Poland
  • †C. excessus Krupina, 1990 - Late Devonian (Famennian) of Oryol, Russia
  • †C. jerofejewi (Pander, 1858) - Late Devonian of Leningrad, Russia (=Cheirodus lateralis von Eichwald, 1846)[4]
  • †C. ostreaformis McCoy, 1848 (type species) - Devonian of Scotland
  • †C. parvulus Bryant ex Bryant & Johnson, 1936 - Famennian of Colorado, USA[5]
  • †C. pinguiculus Krupina, 1990 - Devonian of Russia
  • †C. variabilis Eastman, 1908 - Late Devonian of Iowa and Missouri, USA

An indeterminate species is known from Latvia.[6] The species C. plicatus Dawson, 1868 of Nova Scotia is now placed in Sagenodus as S. plicatus.[7]

References

[edit]
  1. ^ "PBDB Taxon". paleobiodb.org. Retrieved 2024-06-07.
  2. ^ "Conchodus parvulus Bryant". Smithsonian Institution. Retrieved 2023-05-07.
  3. ^ "Conchodontinae, Chirodipteridae". mayatan.web.fc2.com. Retrieved 2024-06-07.
  4. ^ "Conchodus jerofejewi". Fossiilid.info. Retrieved 2024-06-07.
  5. ^ Bryant, William L.; Johnson, J. Harlan (1936). "Upper Devonian Fish from Colorado". Journal of Paleontology. 10 (7): 656–659. ISSN 0022-3360.
  6. ^ Vasiļkova, J.; Lukševičs, E.; Stinkulis, Ģ.; Zupinš, I. (2012-04-01). "Upper Devonian vertebrate taphonomy and sedimentology from the Klunas fossil site, Tervete Formation, Latvia". Estonian Journal of Earth Sciences. 61 (2).
  7. ^ Carpenter, David K.; Falcon‐Lang, Howard J.; Benton, Michael J.; Grey, Melissa (2015). Johanson, Zerina (ed.). "Early Pennsylvanian (Langsettian) fish assemblages from the Joggins Formation, Canada, and their implications for palaeoecology and palaeogeography". Palaeontology. 58 (4): 661–690. doi:10.1111/pala.12164. ISSN 0031-0239.
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