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 …
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 …
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 …
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 …
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 …
Conodont biogenic apatite has become a preferred analytical target for oxygen isotope studies investigating ocean temperature and palaeoclimate changes in the Palaeozoic …
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 …
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 …
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 …