File:Crassigyrinus BW.jpg

DescriptionCrassigyrinus BW.jpg Crassigyrinus scoticus, a carboniferous early tetrapod from Scotland Date 23 January 2007 Source Own work Author Nobu Tamura

Porro et al. (2023). Date 17 January 2018 Source Own work, silhouetted modified from File:Crassigyrinus BW.jpg by Nobu Tamura, CC BY 2.5 Author Abyssal