(. 







Figure 42.— Protocont/iodes ombonii: of the heads of the two counterparts; of the two counterparts, to show the 

 above, lateral views of the two below, lateral views of the dorsal six dorsal spines; holot.vpe, 112 mm 



counterparts; middle, lateral views parts of the head and anterior body SL, Eocene of Monte Boica, Italy. 



