Rhacolepis

Life-forms

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Ordo: †Crossognathiformes
Subordo: †Pachyrhizodontoidei
Familia: †Pachyrhizodontidae
Genus: †Rhacolepis

Species: †R. buccalis – †R. latus
Name

†Rhacolepis Agassiz, 1843
References

Agassiz, J.L.R. 1833–1844. Recherches sur les poissons fossiles. 1420 pp. Imprimerie de Petitpierre, Neuchâtel. Reference page.
Forey, P.L. 1977. The osteology of Notelops Woodward, Rhacolepis Agassiz and Pachyrhizodus Dixon (Pisces: Teleostei). Bulletin of the British Museum (Natural History), Geology, 28(2): 123–204. Reference page.

Links

The Paleobiology Database
The Taxonomicon

Rhacolepis is an extinct genus of ray-finned fish[1] from the Cretaceous Santana Formation of Brazil.[2] Complete fossilised hearts from this species have been recovered.[3]

References

"Rhacolepis". Paleobiology Database. Retrieved 2017-10-13.
Donald B. Brinkman & A. G. Neuman (2002). "Teleost centra from uppermost Judith River Group (Dinosaur Park Formation, Campanian) of Alberta, Canada" (PDF). Journal of Paleontology. 76 (1): 138–155. doi:10.1666/0022-3360(2002)076<0138:TCFUJR>2.0.CO;2. S2CID 130770708.
Maldanis et al. (2016) Heart fossilization is possible and informs the evolution of cardiac outflow tract in vertebrates