ALIMENTARY TRACT OF CERTAIN BIRDS. 



65 



between the Limicoline Recurvirostra and such a Passerine as 

 Euphonia — in this case, two entirely different groups of birds. 



Among the OucuLiIhave examined only Euclynamis orientalis, 

 which is one of the genera which does not seem to have been 

 examined by previous writers from the present point of view. 



Text-fig. 18. 



Intestinal tract of Grnsjapoiiicus. 

 Lettering as before. 



So far as I am able to say from the examination of this one type, 

 Miss Marshall's figure * of Geococcyx ccdiforniavMS is a better 

 representation of the characters of this group than that given by 



* " Studies in Avian Anatomy. — II.," Trans. Texas Ac. Sci. ix. 1906, pi. ii. 

 fis?. 22. 



Proc. Zool. Soc— 1911, Xo. V. 5 



