![]() Ponomarenko, A.G., Historical development of Archostemata Coleoptera, Trudy Paleontol. (Coleoptera, Archostemata: Schizophoroidea), Entomol. and Prokin, A.A., The position of the Paleozoic genus Tunguskagyrus Yan, Beutel et Lawrence in the family Triaplidae sensu n. Phylogenetic methods applied to extinct beetles-the case of Tunguskagyrus (Gyrinidae or Triaplidae), Palaeoentomology, 2019 vol. Konf.) sektsii paleontologii MOIP i Moskovskogo otdeleniya Paleontol. and Tselmovich, V.A., Signs of the presence of impact material in the Vyatkian stage of the Malaya Northern Dvina, in Paleostrat-2017. No diversity drop is recorded on the mountain plateau of Siberian Traps either for plants (Sadovnikov, 2016) or for animals, so mountain barriers were most likely refugia for preserving biodiversity during the crisis.Īref’ev, M.P., Kuleshov, V.N., and Pokrovsky B.G., Carbon and Oxygen Isotope Composition in Upper Permian–Lower Triassic Terrestrial Carbonates of the East European Platform: A Global Ecological Crisis against the Background of an Unstable Climate, Dokl. The abundance of Permian triaplids supports the view that new groups appeared not as an aftermath of the Permian-Triassic crisis, but prior to it. in the family Coleocatiniidae Ponomarenko et Prokin, 2015. A beetle previously considered as a triaplid is here described as Permocatinus gen. ![]() ![]() The synonymy of the families Triaplidae and Coleocatiniidae (Kirejtshuk and Prokin, 2018) is not supported. ![]() The opinion that Tunguskagyrus does not belong to the family Gyrinidae (Kirejtshuk and Prokin, 2018) is upheld. ![]() described from deposits around the Permian–Triassic boundary of the Tunguska and Kuznetsk basins is revised, and their assignment to the family Triaplidae, previously only known from the Upper Triassic, is proposed. nov., Tunguskagyrus Yan, Beutel et Lawrence, 2018, T. The systematic position of Tomiaplus gen. ![]()
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