No. 534] 



NOTES AND LITERATURE 



381 



tribution of the amphibians and reptiles of the Permian of 

 France. His final conclusion is that the diversity of the reptiles 

 and amphibians shows that the groups had arisen long previously 

 and the existence of similar forms in I-uirope and America would 

 indicate si me laud connection of the two continents during the 



n Huene has redescribed the skull of Dasyceps 



although the form has characters which are unusual for the 

 other members of this group. Tie discusses the character and 

 significance of the "facialgrube" or internasal opening, which 

 has been described in another Permian form by Williston. 

 Huene finds the same opening occurs in many living urodeles 

 and lists nineteen species in which the opening lias been described. 

 He says that it has also been observed in certain members of the 

 Permian Mierosauria described bv Fritsch from Bohemia. Its 



animal and Dr. Huene thinks this is indicated by the presence 

 of the internal opening which occurs only in the land-inhabiting 



divides the Permian amphibia of North America into four 

 groups. 



