Bicharracosaurus dionidei, gen. et sp. nov., a new macronarian (Dinosauria, Sauropoda) from the Late Jurassic Cañadón Calcáreo Formation of Argentina and the problematic early evolution of macronarians. - Reutter A; Carballido JL; Windholz GJ; Pol D; Rauhut OWM (PeerJ, 2026)