PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Paleontology Zoology Holger Petermann PeerJ Author Summary Paleontology Zoology Past or current institution affiliations Yale University PeerJ Contributions Articles 1 May 25, 2018 Fingerprinting snakes: paleontological and paleoecological implications of zygantral growth rings in Serpentes Holger Petermann, Jacques A. Gauthier https://doi.org/10.7717/peerj.4819 PubMed 29844972