Fig. 9From: A new cochliodont anterior tooth plate from the Mississippian of Alabama (USA) having implications for the origin of tooth plates from tooth filesHolotype of Arcuodus multicuspidatus. a Occlusal view. Lingual end to right. Scale bar = 5 mm. b Lateral view. Lingual end to right. Scale bar = 5 mm. c Lingual view. Scale bar = 2 mm. d Basal view. Lingual end to right. Scale bar = 5 mmBack to article page