Extended Data Fig. 8: Comparison of dermal skeleton between S. elengassen holotype (CPAP-3165) and A. oliveroi holotype (MLP 86-X-28-1).
From: Bizarre tail weaponry in a transitional ankylosaur from subantarctic Chile
a, Stegouros elengassen dermal ossicles in internal view. b, Antarctopelta oliveroi disarticulated dermal ossicles. c, Antarctopelta oliveroi dermal ossicle close-up exposed in internal view. d–f, sacral covering fragments of Antarctopelta oliveroi. Scale bars, 5 mm (1, b), 1 mm (c), 10 cm (d-f).
