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. 2022 Mar 2;9(3):210898. doi: 10.1098/rsos.210898

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© 2022 The Authors.

Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/4.0/, which permits unrestricted use, provided the original author and source are credited.

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Figure 2. — Holotype vertebrate fossils from Araripe Basin, Brazil, stored in foreign collections. (a) SMNK PAL 29241, proposed holotype skeleton of the feathered dinosaur ‘Ubirajara jubatus’ [26], (publication retracted by publisher), (b) SMNK PAL 3828, holotype of the pterosaur Ludodactylus sibbicki [28], (c) SMNK 2344 PAL holotype of the pterosaur Tupandactylus navigans [95], (d) SMNS 58022 holotype of the dinosaur Irritator challengeri [30] (e) SMNK PAL 3804, holotype of the crocodyliform Susisuchus anatoceps [96], (f) private collection BMMS BK 2-2, holotype of the putative legged-snake Tetrapodophis amplectus [27], currently interpreted as an aquatic lizard [33], photograph by Michael Caldwell. Abbreviations: SMNK, State Museum of Natural History Karlsruhe, Germany; SMNS, State Museum of Natural History Stuttgart.