Fig. 2

Isolated cheek teeth of cf. Stegosaurus armatus (SMA 0173-DS-RCR2003-02, specimen “Sarah”), from the Kimmeridgian–Tithonian (Late Jurassic) Morrison Formation of Red Canyon Ranch, near Shell (Big Horn County, Wyoming, USA). a Tooth n^o 235 in lingual or labial view. b Tooth n^o 269 in lingual or labial view. c–e Tooth n^o 249 in lingual or labial (c, e) and mesial or distal (d) views. f Tooth n^o 231 in ?lingual view. g Tooth n^o 140 in lingual or labial view. The teeth except n^o 269 (b) are still partly embedded in matrix. Scale bar 2 mm