PLATE XLII. 



FA6E. 



Fig. 1. PUuroptyx cUmaius. Small individual. Natural size 370 



2. Ceraterpeton tenuicome. Craniniu from above. Natural size 372 



4. ITiyrHdvmn fascimlare. Type. Natural size 365 



4. Peplorhina mithracma- A dislocated cranium from below ; above are broken vomerine teeth ; 



behind, separated cranial bones ; to the right of the middle is operculum. Natural size. . . 410 



5, 6. Superior cranial bones of F^lorhina a/nthracina 410 



