20 



LLOYD'S NATURAL HISTORY. 



greatly from Cuckoos, and are, moreover, entirely confined to 

 the Ethiopian Region. 



The Family Cuculida, which is co-equal in extent with 

 the Sub-order, as defined above, contains six Sub-families, 



Left foot of a Cuckoo (Eudynamis cyanocephald], to show the arrange- 

 ment of the plantar tendons. [From the Catalogue of Osteological Speci- 

 mens in the Museum of the Royal College of Surgeons.] F.H., Flexor 

 longus hallucis ; F.P., Flexor pcrforans digit or urn* 



viz., the True Cuckoos (Cuculin<z\ found all over the world, 

 the Lark-heeled Cuckoos ( Centropodina\ distributed over the 

 tropical portions of the Old World, the Bush Cuckoos (Pfmni- 

 cohczin<z\ inhabiting the tropics in Africa, India, and the 



