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Fig. 2 | BMC Evolutionary Biology

Fig. 2

From: Learning from beautiful monsters: phylogenetic and morphogenetic implications of left-right asymmetry in ammonoid shells

Fig. 2

Asymmetric specimen from Cénaret (UBGD 28012). a Left side, assigned to Hildoceras semipolitum. b Right side, assigned to Brodieia primaria. c Ventral view and d apertural view. e Suture line of the left side and f suture line of the right side. g Suture line of a Hildoceras semipolitum specimen [25] and h suture line of a Haugia variabilis specimen [25]

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