Fig. 1: The high-latitude Haughton Crater on Devon Island has produced a highly endemic vertebrate fauna.
From: Phylogenetically informative proteins from an Early Miocene rhinocerotid

a, Location of Devon Island in the circumpolar North (map data from International Bathymetric Chart of the Arctic Ocean, accessed via ArcGIS on 8 May 2024). b, Anterolingual view of specimen CMNFV59632 after destructive palaeoproteomic analysis. c, Location of Haughton Crater (75° 22′ N, 89° 40′ W) on Devon Island. Scale bar, 1 cm (b). Panel a adapted from ref. 48, Springer Nature Limited, under a Creative Commons Licence CC BY 4.0. Basemap from Natural Earth (https://www.naturalearthdata.com/).