406 MALACONOTUS 
and Petit at Landana in the same region. Bohndorff found it 
at Leopoldville on the Congo, and Reichenow states that it 
was obtained at Lake Kivu by Kandt. 
The British Museum contains one example from Landana 
and a set of three males and three females collected by 
Ansorge at N’Dalla Tando in northern Angola. Nothing is 
recorded about its habits. 
Genus IX. MALACONOTUS. 
Bill stout and powerful, notched and hooked, at least 0-4 inch deep; 
nostrils rounded at the front end of a groove and not concealed by the frontal 
bristles ; a few rictal-bristles; wings short and rounded, the outer primary 
at least two-thirds the length of the second; fourth and fifth the longest ; 
wings and tail approximately equal; tarsus with transverse scutes in front, 
and two long plates posteriorly. Plumage very constant, with green backs, 
grey hoods and generally yellow or orange under parts, the quills and coverts 
with pale yellow tips; sexes alike. 
Type. 
Malaconotus, Swainson, Zool. Journ. iii. p. 163 (1827) M. polocephalus. 
Archolestes, Cab. Mus. Hein. i. p. 71 (1850). . . . M. poliocephalus. 
This genus is confined to tropical and south Africa; ten forms are here 
recognized, many of which are hardly more than subspecifically distinct 
from one another. 
KEY TO THE SPECIES. 
a. Under-parts yellow ; no grey on the throat. 
at. Tail with a subterminal black bar; throat and 
chest washed with orange red. 
a?, The grey hood extends down over the upper back crwentus. 
b2,. The grey hood not extending on to the upper 
back. 
a’. Back green with a shade of yellowish; under 
tail-coverts washed bright yellow or orange . gabonensis. 
b8. Back clearer green without yellow ; under-tail 
coverts paler yellow . . . . . . . « adolphi-friederici. ° 
61. Tail without a subterminal black ore 
c®. Entire upper half of the head uniform grey ; wing- 
feathers subterminally blackish next the pale 
yellowstipsie = seinen Noe mete rege ulagdena 
