136 



MR. W. r. PYCRAFT ON THE OSTEOLOGY [Feb. 20, 



The intevorbital region is narrow, except in Jlomorus and 

 Xiphocolaptes, Avliere it may almost be described as broad. In all 

 cases this region expands above and behind the antorbital plates 

 to form a protecting roof for the front of the orbit. Lachrymals, 

 even when present, contribute nothing toAvards the foi-mation of 

 this protection (see p. 138). 



Text-fiff. 49. 



'AZ.S. 



Lateral aspect of the skulls of: — a. Fseudoculaptes hoisshieaiiti. b. Hylacles 

 megapodius. c. Batara cinereus. d. Dendrocolaptes picximnns. 



«.H. = anterior naves, a. o.^. = antorbital process. (?.j>. = cerebellar prominence. 

 i.o.s. = interorbital septum, n.a. = anterior nares. pa. = palatal, p.o.p. = 

 posterior orbital process, pt. = pterygoid. p.::.s. = processus zygomaticus 

 squamosi. 



The frontals pass insensibly forwards into the na.sals, except in 



