ON THE SYSTEMATIC POSITION OF ZEUGLODON. 7 
process. The latter is absent or rudimentary in the Seals also. How different from 
the scapula of a Dolphin, even, for example, Inia, with no spine, with a vertical 
acromion, and an enormous coracoid. 
Fig. 9. Lumpar Vertesra or Delphinus delphis. 
The elbow joint seems to have been freely movable, and the carpal bones to 
have possessed distinct articular facets. 
The digital phalanges are little known. ‘They are described, but not figured, 
by BurMetstEr (loc. cit. p. 23), who could scarcely believe that they really belonged to 
Zeuglodon, “was wohl nicht bezweifelt darf.” According to him they are short and 
broad, with a broad basal epiphysis, and a distal extremity somewhat dilated and 
partially divided into two heads. He admits that they have no resemblance to a — 
Cetacean limb, in the following words, “‘ Denn mehr als irgend ein anderer Theil des 
Knochengeriistes scheinen diese Zehenbeine gegen die Cetaceeennatur des Zeuglodon 
za sprechen, und dadurch das Rathselhafte semes Baues nur zu vermehren.” 
The ribs are curiously expanded towards their distal extremity. The same 
Fig. 10. Ris or ZEveLopon. 
(After J. MULLER.) 
condition is seen to a considerable extent in the common Seal. 
There remain many other points to which reference might be made, and from 
which arguments consonant with the foregoing might be adduced. Suffice it to say 
