ILLUSTRATIONS 



PLATES 



New Species of North American Weevils of the Genus Lixus 



By F. H. Chittenden 



Facing page 



1. New species of Lixus 26 



a monogbaph of the foeaminifebai, family polymobphinidaj!! 

 Recent and Fossil 



By Joseph A. Oushman and Yoshiaki Ozawa 



1-40. Foraminifera of the family Polymorphinidae 146-185 



A Nelabi-y Complete Shehl^l op the Extinct Turtle Tsachemys 



SCULPTA 



By Charles W. Gilmore 



1. Trachemys sculpta. Carapace from above 6 



2. Trachemys sculpta. Plastron and carapace from lower side 7 



3. Trachemys sculpta. Prom the right side 8 



On Dinosaubian Reptiles from the Two Medicine Formation of 



Montana 



By Charles W. Gilmore 



1. Excavating skeleton of Palaeoscinciis rugosidens 40 



2. Skull of Palaeoscincus rugosidens 40 



3. Skull and ramus of Palaeoscincus rugosidens 40 



4. Sacrum and teeth of Palaeoscincus 40 



5. Dermal scutes of Palaeoscincus rugosidens 40 



6. Dermal spines of Palaeoscincus rugosidens 40 



7. Ilium and dermal bones of Palaeoscincus rugosidens 40 



8. Skeleton of Palaeoscincus 40 



9. Skull of Dyoplosaurus 40 



10. Prills of Styracosaurus 40 



vin 



