Vol. 58 No. 5 (2021)

SILURIAN AND DEVONIAN HETEROCONCHIA CARDIOMORPHI BIVALVES FROM BOLIVIA

BIOMECHANICAL SKULL ANALYSIS OF AN AETOSAUR NEOAETOSAUROIDES ENGAEUS USING FINITE ELEMENT ANALYSIS

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EARLIEST TUATARA (LEPIDOSAURIA: SPHENODONTINAE) FROM SOUTHERN CONTINENTS

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AMASSING THE MARVELS OF OUR SOUTHERN PAST: A COMPLETE (BUT FAR FROM FINAL) COLLECTION OF MESOZOIC SOUTH AMERICAN PALEOMAMMALOGY Review of “Mesozoic mammals from South America and their forerunners”, Guillermo W. Rougier, Agustín G. Martinelli, and Analía M. Forasiepi. 2021. 388pp. Springer Earth System Sciences. ISSN 2197-9596. ISSN 2197-960X (electronic). ISBN 978-030-63860-3. ISBN 978-3-030-63862-7 (eBook).