Fig. 4 in Evolution of postcranial skeleton in worm lizards inferred from its status in the Cretaceous stem-amphisbaenian Slavoia darevskii

Fig. 4. Pectoral girdle of the stem-amphisbaenid Slavoia darevskii Sulimski, 1984 from late Campanian of Mongolia. A. ZPAL MgR-III/76, scapulacoracoid in anterior view; the black line marks missing parts seen in other specimens. B. ZPAL MgR-I/8, pectoral girdle with ventral edge of clavicle, interclavicle (morphotype I), coracoids, and proximal part of humerus. C. PIN 4487/14, sternum with rib attachments, coracoids with epicoracoids, interclavicle (morphotype I), humerus, cervical, and skull in ventral view.