that the Carboniferous palaeoniscoid Trawdenia represented an early chondrostean based on its exceptionally preserved brain anatomy. The following taxa...

scales are added in concentric layers as the fish grows. Teleosts and chondrosteans (sturgeons and paddlefish) also differ from the bichirs and holosteans...

presence of a paired vomer. Holosteans are closer to teleosts than are the chondrosteans, the other group intermediate between teleosts and cartilaginous fish...

Peipiaosteus is an extinct genus of prehistoric chondrostean ray-finned fish. Its fossils are found in the Early Cretaceous Jiufotang Formation, Pani Lake...

The chondrostean kidney is an important hemopoietic organ; where erythrocytes, granulocytes, lymphocytes and macrophages develop. Like chondrostean fish...

Otoconin-22 contains 127 amino acids. Otoconin-22 has a single sPLA2 domain. Chondrostean fish contain a similar protein of 40 to 50 kDa mass, and vaterite as...

chondrostean kidney is an important hemopoietic organ; it is where erythrocytes, granulocytes, lymphocytes and macrophages develop. Like chondrostean...

Taxon Material Notes Images Ceratodus sp. A lungfish Saurichthyidae sp. A chondrostean ray-finned fish...

provenance uncertain. Birgeria B. stensioei A predatory and pelagic birgeriid chondrostean, by far the largest actinopterygian in the formation. The best-preserved...

the chondrosteans (sturgeon, paddlefish, bichir and reedfish) is the cartilaginous nature of their skeletons. The ancestors of the chondrosteans are thought...

Threskiornithidae. Spoonbill may also refer to: American Paddlefish, a primitive Chondrostean ray-finned fish colloquially known as spoonbills USS Spoonbill (MSC-202)...

(23 ft). Their skeleton was largely made up of bones (unlike living chondrosteans), but ossification was reduced compared to other ray-fins. Paleontology...

encompass one myxinid, two petromyzontids, 18 chondrichthyans, two chondrosteans, and 230 teleosts. In addition, the sea hosts 37 marine mammal species...

Russell, Loris S. (1951). "Bobasatrania? canadensis (Lambe), a giant chondrostean fish from the Rocky Mountains". Annual Report of the National Museum...

Jurassic. Adriana, López-Arbarello; Ebert, Martin (2021). "Diversity of chondrostean fish Coccolepis from the Late Jurassic Solnhofen Archipelago, Southern...

ichthyodorulites, Ostracodermi, Dipnoi, and Teleostomi (Crossopterygii and chondrostean Actinopterygii). order of the Trustees. Jarvik, Erik (1985-12-31). "Devonian...

There are three types of ray finned fishes: the chondrosteans, holosteans, and teleosts. The chondrosteans and holosteans are among the earlier fish to evolve...

Caron, A. M.; Tietjen, K.; Coates, M. I. (2026). "Neural tissues and chondrostean traits in a Carboniferous actinopterygian". Proceedings of the National...

Sturgeons, paddlefish, bichirs, and reed fish compose the 38 species of chondrosteans and are considered relict species. Included in the over 23,000 species...

scales, other fragmentary material. A relatively small saurichthyid chondrostean, around 45 centimetres (18 in) in length. Sixtelia S. asiatica Nearly...

ichthyodorulites, Ostracodermi, Dipnoi, and Teleostomi (Crossopterygii and chondrostean Actinopterygii). order of the Trustees. "Fossil Friday #46: Elonichthys...

distinct cartilaginous element in chondrichthyans, placoderms, and chondrosteans. In early acanthodians, as well as primitive osteichthyans, the element...

ichthyodorulites, Ostracodermi, Dipnoi, and Teleostomi (Crossopterygii and chondrostean Actinopterygii). order of the Trustees. Traquair, Ramsay H. (1877). "On...

are often found in primitive fossils of actinopterygians as well as Chondrostean. Ganoid scales are modified cosmoid scales with the cosmine replaced...

Stethacanthulus, and Petrodus and Listracanthus denticles. Palaeoniscoid and chondrostean bony fish, the acanthodian Acanthodes, a rhipidistian lobe-finned fish...

found, yielded a diverse fauna including many fish (chondrichthyans, chondrosteans, and holosteans), Anura, at least six species of turtles some of which...

closest relatives. Together, they are also often recovered as stem chondrosteans, closely related to sturgeons and paddlefish (Acipenseriformes), with...

ichthyodorulites, Ostracodermi, Dipnoi, and Teleostomi (Crossopterygii and chondrostean Actinopterygii). order of the Trustees. Haarhuis, Adam; J. Diependaal...

each representing portions of the skull and anterior torso. A probable chondrostean (distantly related to modern sturgeons and paddlefish) with similarities...

ichthyodorulites, Ostracodermi, Dipnoi, and Teleostomi (Crossopterygii and chondrostean Actinopterygii). order of the Trustees. "PBDB". paleobiodb.org. Retrieved...

Stichopterus is an extinct genus of chondrostean ray-finned fish that lived during the Early Cretaceous epoch in Asia. It has been found in Russia (Murtoi...

(1): 7A. Adriana López-Arbarello; Martin Ebert (2021). "Diversity of chondrostean fish Coccolepis from the Late Jurassic Solnhofen Archipelago, Southern...

Yuchoulepis (China). Some studies recover Boreosomus as a potential chondrostean. A characteristic feature of Boreosomus and other ptycholepids is the...

Russell, Loris S. (1951). "Bobasatrania? canadensis (Lambe), a giant chondrostean fish from the Rocky Mountains". Annual Report of the National Museum...

only bony parts of an otherwise cartilaginous ray-finned fish akin to chondrosteans. However, this was later rejected due to the lack of osteocytes in histologically...

fishes but are a highly specialized and successful offshoot of ancestral chondrosteans, retaining such ancestral features as a heterocercal tail, fin structure...

S2CID 239508127. López-Arbarello, A.; Ebert, M. (2021). "Diversity of chondrostean fish Coccolepis from the Late Jurassic Solnhofen Archipelago, Southern...

as Atractosteus, amiids such as Melvius, Cyclurus and Palaeolabrus. Chondrosteans are only represented tentatively by a acipenserid. This formation also...