W. p. PYGRAFT- AVES : APPENDIX. 



455 



Pt. crwralis (text-fig. 14 b, pt.cr.). — This is not a very sharply defined tract, and the 

 feathers become semi-plumous towards the knee. 



Pt. kumeralis (text-fig. lia, pt.h.). — Sharply defined and narrow, this tract offers no 

 peculiarities worthy of special comment. 



Pt. alaris: — 



Metacarpo-dicjital remiges or primaries (text-fig. 15, p. 456). — The tenth, counting 

 from the wrist outwards, relatively long, extending as far as the distal -J of the 9th 

 remex ; the covert of this remex is very short. The 5th to 7th remiges subequal, and 



Text-fiff. 14. 



~-^i. t'.&yiC. 



^(■(i^ 



Pterylosis of Bradypterus cinnamomeus. 

 a, dorsal aspect ; 6, ventral aspect. 



longest in the wing. The extreme shortness of the outer primaries is a noticeable 

 point. Secondaries 9, but the 9th much reduced. 



The coverts offer no points calling for comment. 



The Podotheca. — The acropodium is covered by 3 large and 3 small distal scutes ; 

 the planta by a single plate. 



Tlie Claivs are moderately large and strong. 



