PYRRHULAUDA. 7.5 



Genus IV. PYRBHULAUDA. 



Very similar in size and form to Ca$endrella, but distinguished by the 

 large bastard-primary, and the asillaries and most of the under wing-coverts 

 being black. Sexes very dissimilar in plumage ; the adult males with 

 a large portion of the head and the entire throat black or chestnut ; ear- 

 coverts either uniform black or white ; females with no black on the head 

 or throat. Bill short and stout ; nostrils hidden by stiff bristly plumelets ; 

 no crest ; bastard-primary reaching to about the end of the primary-coverts ; 

 outer margin of the first long primary brown ; longest secondary reaches 

 about to the tip of the wing and the shortest one falls short of the end of 

 the wing by about the length of the tarsus ; feet rather small, with the hind 

 claw slightly curved and about the same length as the hind toe. 



Type. 

 Pyrrhulauda, Smith, 111. Zool. S. Afr. Av. pi. 24 (18-39). . P. austraUs. 



KEY TO THE SPECIES. 



a. Portion of head and the entire throat uniform 



black or chocolate-brown adult males. 



a^. Bill smaller; entire head and breast black, australis. ^^ 

 51. Bill larger ; ear-coverts white. 

 a^. Back with no cinnamon colour. 



a^. Crown brown like the back .... leucopartza. ^2 

 b^. Crown not like the back, 

 a*. Forehead white. 



a^. Some black feathers on the hind 



neck frontalis. ? f 



b^. No black feathers on the hind neck nigriceps. 2/ 

 6*. No white on forehead, but a large 

 patch of white on the crown, 

 c^. Dark portion of head and throat 



black verticalis. ? ^ 



d^. Dark portion of head and throat 



chocolate brown signata. ^s~ ■ — 



h". Back cinnamon. 



c^. A large portion of the lesser wing- 

 coverts black Icucotis. '^ — 



d^. No black on the lesser wing-coverts, 



which are mostly white melanoccphala. 



b. Throat buff, sometimes mottled with black. . females and immature 



males. 



