Original ResearchPublished 2 October 2026Paleoecological dynamics of the Jurassic-Cretaceous transition: insights from the Vaca Muerta Formation marine biotaVerónica V. Vennari · Leticia Luci · Yanina Herrera · Cecilia S. Cataldo · Agustina G. Toscano · Luciana S. Marin · A. Mariel Andrada · Sole Gouiric-Cavalli · Beatriz Aguirre-UrretaFrontiers in Ecology and Evolutiondoi 10.3389/fevo.2026.1923277