VOL. XV 



^''] PROCEEDINGS OF THE NATIONAL MUSEUM. 741 



1 have coiicluded that this is due to shrinking- ol" the alcoholic speci- 

 mens. The squamosals are in contact witli the i)arietals. 



The young- specimen is in less satisfactory state of preservation, l)ut 

 the characteristic points are readily made out and the differences in the 

 folds between the two specimens are expressed in the diagnosis. 



