2,02 ON THE CLASSIFICATION OF BIRDS. 
Calendula, Linn. Bill thick, much compressed ; the 
culmen curved and convex ; the commissure arched ; 
the tip of the upper mandible wide above, and 
indexed. Wings long, or moderate ; the first quill 
very small and spurious ; the second nearly equal to 
the third and fourth ; lesser quills short, emarginate. 
Tail slightly forked. Lateral toes equal. Africa. 
The dentirostral type. {fig. 265.) 
C. magnirostris. Ois. d*Af. pi. 193. 
Myrafra, Horsf. Bill as in Calendula. Wings short, 
rounded ; greater quiUs hardly longer than the 
secondaries and tertials; the first quill spurious, 
half the length of the second, which is shorter than 
the third ; the third, fourth, fifth, and sixth equal, 
and longest. Tail short, even. Begs long. 
M. Javanica. Lin. Tr. xiii. 159. 
BraconyXySvf. {fig.'i66.) Bill as in Hinder 
claw very short. AVings and tarsi much lengthened. 
Africa. 
Agrodiioma, Sw. {Aidlius iiantAuct.) Bill slender, consi- 
derably compressed: both mandibles of equal length ; 
the tip of the upper one not reflected over the 
lower, and with a small notch, almost obsolete. 
W ings long ; the four first quills nearly equal ; the 
' rest rapidly diminishing, and emarginate at their 
tips ; tertials lengthened, pointed, as long as the 
quills. Tail moderate, even. Legs pale, long. 
