Tarrasiiformes
| Tarrasiiformes Temporal range: | |
|---|---|
| |
| †Paratarrasius hibbardi Lund and Melton Jr. 1982 from the Mississippian (Serpukhovian) Heath Formation of Bear Gulch, Montana | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | †Tarrasiiformes |
| Families | |
| |
Tarasiiformes is an extinct order of prehistoric ray-finned fish.[1]
Taxonomy
- Order †Tarrasiiformes sensu Lund & Poplin 2002 [Haplistia][2][3][4]
- Family †Tarrasiidae Traquair 1881 emend. Woodward 1891
- Genus †Apholidotos Lund ex Frickinger 1991 nomen novum
- Species †Apholidotos ossna Lund ex Frickinger 1991 nomen novum
- Genus †Paratarrasius Lund & Melton 1982
- Species †Paratarrasius hibbardi Lund & Melton 1982
- Genus †Tarrasius Traquair 1881
- Species †Tarrasius problematicus Traquair 1881
- Genus †Apholidotos Lund ex Frickinger 1991 nomen novum
- Family †Tarrasiidae Traquair 1881 emend. Woodward 1891
Timeline of genera
Tarrasius is an extinct genus of Tarasiiformes. Tarrasius problematicus (of Mississippian origin, ~ 350 Ma) featured a fully regionalized tetrapod-like spine divided into 5 distinct segments.[5][6] It is not considered a transitional fossil though, but an extreme example of convergent evolution.
See also
Bibliography
- Sepkoski, Jack (2002). "A compendium of fossil marine animal genera". Bulletins of American Paleontology. 363: 1–560. Retrieved 2011-05-17.
References
- ^ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera". Bulletins of American Paleontology. 363: 1–560. Retrieved 2009-02-27.
- ^ Haaramo, Mikko (2007). "Chordata – lancets, tunicates, and vertebrates". Mikko's Phylogeny Archive. Retrieved 30 December 2016.
- ^ Nelson, Joseph S.; Grande, Terry C.; Wilson, Mark V. H. (2016). Fishes of the World (5th ed.). John Wiley & Sons. ISBN 978-1-118-34233-6.
- ^ van der Laan, Richard (2016). "Family-group names of fossil fishes".
{{cite journal}}: Cite journal requires|journal=(help) - ^ Lauren Cole Sallan (23 May 2012). "Tetrapod-like axial regionalization in an early ray-finned fish". Proceedings of the Royal Society B. 279 (1741): 3264–3271. doi:10.1098/rspb.2012.0784. PMC 3385743. PMID 22628471.
- ^ "Human-Like Spine Morphology Found in Aquatic Eel Fossil". Science Daily. May 22, 2012.
