ADAMS: SKULL OF THE WOLF-EEL. 355 



Angulare. (Plate XXXVI, figs. 61, 62.) 



The angulare is a small bone placed at the ventral, posterior 

 angle of the mandible. Its anterior end is small, and the pos- 

 terior part is enlarged and rounded. The bone fits in a depres- 

 sion in the articulare. 



The work on this paper was done under the direction of 

 Doctor McClung. 



BIBLIOGRAPHY. 



Starks, E. C, Synonomy of the Fish Skeleton. (Proceedings 

 of the Washington Academy of Sciences, 1901.) 



Gegenbaur, C, 1865, Untersuchungen zur Vergleicheiden 

 Anatomie der Wirblethiere. 



Parker, W. K., On the Structure and Development of the 

 Skull in the Salmon. Bakerian Lecture II. 



Stewart, Alban, Teleosts of the Upper Cretaceous. (Uni- 

 versity of Kansas Geological Survey, vol. VI, 1900.) 



Reynolds, S. H., The Vertebrate Skeleton, 1897. 



DESCRIPTION OF PLATES. 



All drawings natural size, unless otherwise indicated. Mag- 

 nifications indicated on the plates represent the original en- 

 largements ; those in the explanations the size as reproduced. 



