ON DASYCEPS BUCKLANDI 267 
presents impressions corresponding with the orbits and parietal fora- 
men, but the most interesting portions of this half of the fossil are the 
broad bony plates VY, V, separated by a median suture, and the wide, 
more or less completely circumscribed apertures 1+, y, y. Of these, 
4 appears to be the anterior palatine foramen, whose anterior bound- 
aries are broken away, while y, y, are the posterior nares. In Fig. 2 
I have dotted the outlines of the facial fontanelle (g) and of the 
4 it) i nc i 
Fic, 2. 
external nostrils (s), so as to show their relations to the apertures 
exhibited by the upper face of the palate, and it will be seen that the 
external nares are situated just in front of the line of the anterior 
margins of the posterior nares. No vomero-palatine or other sutures 
can be detected. 
The relations of Dasyceps to the Labyrinthodonts will be clear to 
those who will compare Fig. 1 with Quenstedt’s figure of the inner 
surface of the cranial bones of Mastodonsaurus robustus (Die Masto- 
donsaurier im Griinen Keupersandsteine Wiirtembergs ; 1850; Tab. 1, 
Fig. 1). With many differences, both Mastodonsaurus and Capztosaurus 
