PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Biodiversity Biogeography Paleontology Taxonomy Zoology Jeffrey G Pittman PeerJ Author Summary Biodiversity Biogeography Paleontology Taxonomy Zoology PeerJ Contributions Articles 1 October 21, 2021 A new vertebrate fauna from the Lower Cretaceous Holly Creek Formation of the Trinity Group, southwest Arkansas, USA Celina A. Suarez, Joseph Frederickson, Richard L. Cifelli, Jeffrey G. Pittman, Randall L. Nydam, ReBecca K. Hunt-Foster, Kirsty Morgan https://doi.org/10.7717/peerj.12242 PubMed 34721970