Zhen & Nicoll: Canning Basin Serratognathus bilobatus Fauna 
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Fig. 14. Serratognathus diversus An, 1981. All from the Honghuayuan Formation in Guizhou. (A), Sb element, AM F. 135050, 
THH7, basal-posterior view, showing fine growth laminar preserved on the lateral and posterior surfaces of the cusp (IY119-022). 
( B ), Sc element, AM F. 135825 (same specimen as Fig. 13K,L), THH12, close up showing growth la mi nar along the posterobasal 
margin (IY134-037). (C), Sc element, AM F. 135816 (same specimen as Fig. 12G, H), THH9, closing up showing fine growth 
laminar on the posterior face (IY134-049). D,E, Sa element, AM F.135048, THH7, (D), close up showing fine growth laminar 
on the posterior face (IY 119-006), (2s), close up showing the small ring-like node representing the initial stage of the element 
(IY119-012). Scale bars 10 pm. 
