1896.] NATURAL SCIENCES OF PHILADELPHIA. 467 



flounces, which are so wrinkled as to be more or less pocketed, much 

 as in Gerrhonotus (Elgaria). Organ undivided. 



Of the Amphisbaenidae the only species of which I have obtained 

 a satisfactory heniipenis is the African Monopeltls galeatus Hallow. 

 The organ is bifurcate; each branch is marked with fine, close, 

 transverse folds, while the region proximad of these has coarser 

 folds directed transversely and obliquely. 



