Extended Data Figure 7: Sampling map of (top) an unnamed enantiornithine bird, CUGB G20120001 and (bottom) an undescribed enantiornithine bird, CUGB P1201.
From: Melanosome evolution indicates a key physiological shift within feathered dinosaurs

Numbers indicate integument sampling sites; melanosome data from all sites are presented in Fig. 4 and pooled for the per-taxon values given in Supplementary Table 2.