Diverse and durophagous: Early Carboniferous chondrichthyans from the Scottish Borders

KR Richards, JE Sherwin, TR Smithson… - … Transactions of the …, 2017 - cambridge.org
Chondrichthyan teeth from a new locality in the Scottish Borders supply additional evidence
of Early Carboniferous chondrichthyans in the UK. The interbedded dolostones and …

Vertebrate microremains from the Late Devonian (Famennian) of western Mongolia

B Roelofs, P Königshof, K Trinajstic… - Palaeobiodiversity and …, 2021 - Springer
A middle Famennian shallow-water vertebrate assemblage is described from the shallow-
water shelf deposits exposed in the western Mongolia Hushoot Shiveetiin gol section from …

[PDF][PDF] Chondrichthyans from the Devonian-Early Carboniferous of Belarus.

AO Ivanov, DP Plax - Estonian Journal of Earth Sciences, 2018 - files.geocollections.info
Diverse remains of chondrichthyans were found in several stratigraphic levels in 18 cores of
the Devonian and Lower Carboniferous of Belarus. Most of the taxa were first reported in …

[PDF][PDF] New late Carboniferous chondrichthyans from the European Russia

AO Ivanov - Bulletin of Geosciences, 2022 - geology.cz
Three new genera Heslerodoides gen. nov., Gzhelodus gen. nov., and Samarodus gen. nov.
were erected on the basis of numerous isolated teeth found in the late Carboniferous of …

[PDF][PDF] Late Pennsylvanian fish assemblage from the Robledo Mountains and new records of Paleozoic chondrichthyans in New Mexico, USA

AO Ivanov, SG Lucas - Bulletin of Geosciences, 2019 - researchgate.net
We describe a very diverse and rich assemblage of fossil fishes from the Upper
Pennsylvanian (Missourian) interval of the Horquilla Formation in the Robledo Mountains of …

Root resorption during tooth replacement in sharks–a unique character of the Hybodontiformes (Chondrichthyes, Elasmobranchii)

R Böttcher - Palaeodiversity, 2024 - BioOne
In most tooth-bearing bony fishes and tetrapods tooth renewal starts with the resorption of
the tooth root or the mineralized tissue with which the tooth is anchored to the jawbone. The …

Assessing the fidelity of marine vertebrate microfossil δ18O signatures and their potential for palaeo-ecological and-climatic reconstructions

B Roelofs, M Barham, J Cliff, M Joachimski… - Palaeogeography …, 2017 - Elsevier
Conodont biogenic apatite has become a preferred analytical target for oxygen isotope
studies investigating ocean temperature and palaeoclimate changes in the Palaeozoic …

New fish assemblages from the Middle Permian from the Guadalupe Mountains, West Texas, USA

AO Ivanov, MK Nestell, GP Nestell, GL Bell Jr - Palaeoworld, 2020 - Elsevier
Abstract Late Wordian/Capitanian (Guadalupian, Middle Permian) fish assemblages are
described from the “McKittrick Canyon Limestone”, Lamar Limestone and Reef Trail …

New ctenacanth sharks (Chondrichthyes; Elasmobranchii; Ctenacanthiformes) from the Middle to Late Mississippian of Kentucky and Alabama

JPM Hodnett, R Toomey, HC Egli, G Ward… - Journal of Vertebrate …, 2023 - Taylor & Francis
Two new ctenacanthiform sharks representing two families, Ctenacanthidae and
Heslerodidae, have been identified from the Middle to Late Mississippian marine sediments …

Pennsylvanian brachiopod, fish and conodont faunas from the Caliza Masiva (San Emiliano Formation) at the Mina Profunda area, Cantabrian Zone, NW Spain

GG Voldman, MLM Chacón, CJ Duffin, LP Fernández… - Geobios, 2020 - Elsevier
A rock sample obtained from the Caliza Masiva of the San Emiliano Formation (Bashkirian–
early Moscovian) in the Mina Profunda area (NE Villamanín) of the Bodón Nappe …