Fig. 5From: Learning from beautiful monsters: phylogenetic and morphogenetic implications of left-right asymmetry in ammonoid shellsGrowth lines and shell lappet morphology in Hildoceras and Brodieia. a Hildoceras bifrons, FSL 299509, [88]. b Hildoceras bifrons, FSL 169352, [88]. c Hildoceras lusitanicum, FSL 525637[39]. d Brodieia courryense, AIRV 8600 (coll. Boursicot). e Hildoceras bifrons, FSL 11890, [88]. Arrows indicate the lappets. Scale bar is 10 mmBack to article page