Figure 6. Siwalik Group colubroid morphotype A (H-GSP 26666). A. articulated precloacal vertebrae and ribs in ventral view. B. detail of articulated precloacal elements. C. isolated precloacal vertebra in left lateral view. D. isolated caudal vertebra in ventral view. E. isolated precloacal vertebra in anterior view. Scale equals 5 mm for B, 2 mm for C-E.