TY - RPRT TI - A new Paleogene fossil and a new dataset for waterfowl (Aves: Anseriformes) clarify phylogeny, ecological evolution, and avian evolution at the K-Pg Boundary. AU - Musser, G. AU - Clarke, J. A. PY - 2022 DO - 10.1101/2022.11.23.517648 UR - https://www.biorxiv.org/content/10.1101/2022.11.23.517648v1 ID - 10.1101/2022.11.23.517648 ER -