1865.] DR. J. E. GRAY ON A NEW SPERM WHALE. 44] 
expanded at the side, giving the united mass a rhombic appearance, 
the width of the side being about one-fourth more than the height 
of the mass. 
Fig. 3. 
Vig. 4. 
Side view of the hinder side of the cervical vertebra of Catodon krefftii. 
There is a tubercle, which is most probably the end of the lower 
lateral process of one of the anterior cervical vertebree, at the lowes 
part of the hinder side of the front lateral expansion. 
Proc. Zoou. Soc.—1865, No. XXIX. 
