English: Comparison of teeth and dentary of Stegouros elengassen gen. et sp. nov CPAP-3165 and Antarctopelta oliveroi MLP 86-X-28-1. a-d, Stegouros elengassen tooth in labial, mesial, lingual, and distal views. e-h, Antarctopelta oliveroi tooth (reversed) in labial, mesial, lingual, and distal views. i-k, Stegouros elengassen right dentary (mirrored for better comparison) in labial, lingual and occlusal views. l-n Antarctopelta oliveroi right dentary fragment in labial, lingual and occlusal views. Scale bars for a-d = 5 mm; e-h = 10 mm; i-n = 10 cm. apd, apical denticle; dsy, dentary symphysis; ert, erupted tooth; for, labial foramina; lab, labial boss; lac, labial cingulum; lic, lingual cingulum; meg, meckelian groove; pra, predentary articulation; str, crown striations.