EPIODONTID^. 97 



1. H3rperoodoii butzkopf. B.M. 



Hyperoodon butzkopf, Gray, I. e. p. 330 ; Synaps. Whales ^ Bolph. 



p. 9, t. 3. 

 Hyperoodon rostratum, Rdnhardt, in EsehTicMa Vid. Selsk. v. t. 7 



unale foetus and skeleton) ; Gray, Synops. Whales Sr Bolph. t. 3. 



I. 1-4. 



Inhab. North Sea. 



1. Hyperoodon semijunctus, Cope, Proc. Acad. Nat, Sci. Philad. 1865, 

 p. 15 (280), 1869, p. 21. 



Inhab. Charlestown Harbour. 



Most likely a variety of S. butzkopf. 



2. LAGENOCETUS. 



Lagenocetus, Gray, I. c. pp. 327, 336 ; Synops. Whales ^ Bolph. p. 9. 

 Beak of the skull straight, erectj very large, flattened, higher than 

 the occiput. 



1. Lagenocetus lati&ous. B.M. 



Lagenocetus latifrons, Gray, I. c. p. 339 ; Synops. Whales Sf Bolph. 



p. 9. 

 Hyperoodon latifrons, Gray, Zool. Ereh, Sr Ter. t. 24 ; Remhardt, in 



EschricM's Vidensk. Selsk. Skr. v. t. 6 (skull). 



Inhab. North Sea. 



" Plate 6 represents the skull of a male of Hyperoodon latifrons 

 (Gray), from the Farijer, of which the complete skeleton, 25 feet 

 long, is preserved in the University's Museum. 



" Eschricht believed, as is known, that H. latifrons was established 

 on a very old male of the common DogUng,. Hyperoodon rostratus ; 

 but Gray's species murt now be regarded as well grounded. 



" Plate 7 represents the male (foetus) of the common H. rostratus. 

 AU figures of half the natural size." — Beinhardt. 



Pamay 17. EPIODONTID^. 



Epiodontina, Gray, Cat. 8. 8( W. p. 327. 

 EpiodontidsB, Grayy Synxxps. Whales Sf Bolph. p. 9. 



Blower lunate. Skull : — beak simple ; maxillaries not dilated 

 above; intermaxiUaries enlarged behind, forming a more or less 

 deep cavity round the nostrils. Teeth 2 or 4 in front o£the lower 

 jaw, conical or cylindrical. Cervical vertebrse : — ^first, second, and 

 third united into one mass, which is produced and truncated above ; 

 the rest thin, free. 



