Extended Data Fig. 4: Close up photograph (a) and interpretative line drawing (b) of the left wrist in Archaeopteryx FMNH PA 830. | Nature

Extended Data Fig. 4: Close up photograph (a) and interpretative line drawing (b) of the left wrist in Archaeopteryx FMNH PA 830.

From: Chicago Archaeopteryx informs on the early evolution of the avian bauplan

Extended Data Fig. 4

Scale bar equals 2 mm. Anatomical abbreviations not listed in Fig. 1 caption: sl, semilunate carpal. Grey indicates damaged bone. The carpals were identified based on 2D observations; the smallest carpals (scapholunare and distal carpal 3) could not be reconstructed from the CT data.

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