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Pentoxylales vimerlij poryadok nasinnyevih roslin vidomij z yurskogo periodu ta rannoyi krejdi Shidnoyi Gondvani PentoxylalesPeriod isnuvannya yurskij period rannya krejda PreꞒ Ꞓ O S D C P T J K Ꝑ NBiologichna klasifikaciyaCarstvo Roslini Plantae Klada Sudinni roslini Tracheophyta Klada Nasinni Spermatophytes Poryadok PentoxylalesPilger and Melchior 1954RodiPentoxylon steblo Nipaniophyllum listya Sahnia organ pilku Carnoconites organ sho vinosit nasinnya SinonimiPentoxyleae Sahni 1948 Zmist 1 Vidkrittya 2 Morfologiya 3 Filogenetika 4 PrimitkiVidkrittya red Pro pershi zrazki sho nalezhat do Pentoxylales povidomiv Birbal Sahni v 1948 roci z yursko krejdovih shariv pagorbiv Radzhmahal na pivnichnomu shodi Indiyi Piznishe povidomlyalosya pro ostanki z Novoyi Zelandiyi Avstraliyi ta Antarktidi 1 Najdavnishi zapisi grupi datuyutsya verhnoyu yuroyu hocha isnuyut nepidtverdzheni zapisi rannoyi yuri 2 Morfologiya red Zvichka Pentoxylales nevidoma Pripuskayut sho voni buli nevelikimi derevami 1 Yih lianopodibna anatomiya takozh privela do pripushen pro zvichku shozhu na zvichku ozhini 3 Steblo Pentoxylales yake zgaduyetsya yak morfopid Pentoxylon skladayetsya z 5 abo 6 klinopodibnih segmentiv vbudovanih u tonkostinnu nazemnu tkaninu Dovzhina listya dosyagaye 20 santimetriv i maye pomitnu serednyu zhilku Pilok dovzhinoyu priblizno 25 mkm Nasinnyevi organi Pentoxylales yaki nazivayutsya Carnoconites mayut centralnu vis abo nizhku yaka rozgaluzhuyetsya na chislenni strukturi yaki zakinchuyutsya yajceklitinoyu Morfologiyu po riznomu opisuvali yak sucvittya nasinnyevi shishki plodi z nasinnyam abo zhinochi kviti Nasinnya ochevidno sidyache 1 Filogenetika red Sporidnenist Pentoxylales zalishayetsya nezrozumiloyu filogenetichnij analiz zaproponuvav riznu sporidnenist z inshimi grupami nasinnyevih roslin vklyuchayuchi Glossopteridales i Bennettitales ale dokazi cogo neperekonlivi i yih nemozhlivo ostatochno pov yazati z bud yakoyu inshoyu grupoyu nasinnyevih roslin 1 Primitki red a b v g Taylor T 2009 Gymnosperms with obscure affinities Biology and Evolution of Fossil Plants angl Elsevier 757 785 ISBN 978 0 12 373972 8 doi 10 1016 b978 0 12 373972 8 00019 x Procitovano 17 bereznya 2021 Pattemore G A Rigby J F and Playford G 2015 Triassic Jurassic pteridosperms of Australasia speciation diversity and decline Boletin Geologico y Minero 126 4 689 722 Howe J amp Cantrill D J 2001 Palaeoecology and taxonomy of Pentoxylales from the Albian of Antarctica Cretaceous Research 22 779 793 Otrimano z https uk wikipedia org w index php title Pentoxylales amp oldid 37828448