S PROCEEDINGS OF THE NATIONAL MUSEUM vol.73 



EXPLANATION OF PLATES 



Plate 1 



Hypaognathus fenneri, new species. Type, Cat. No. 11643, U.S.N.M. About 

 three-fourths natural size. Shows tlie condition of the specimen as received. 



Plate 2 



Hypsognathus fenneri, new species. Type, Cat. No. 11643, U.S.N.M. About 

 three-fourths natural size. Shows the natural molds of the various bones 

 of the specimen after the removal of the chalky osseous matter. 



Plate 3 



Hypsognathua fenneri, new species. Type, Cat. No. 11643, U.S.N.M. More 

 than three-fourths natural size. Wash dravring which more clearly depicts the 

 form and relationships of the preserved skeletal parts. 



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