CHAP. XVIII.] BIRDS. 309 



being to Madagascar at the time of the approximation of that 

 sub-region to Ceylon and Malaya. A later infusion of Oriental 

 forms took place probably by way of Arabia and Persia, 

 when those countries were more fertile and perhaps more ex- 

 tensive. Australia has also received its cuckoos at a somewhat 

 late date, a few having reached the Austro-Malay Islands some- 

 what earlier. 



The classification of the family is somewhat unsettled. For 

 the American genera I follow Messrs. Sclater and Salvin ; and, 

 for those of the Old World, Mr. Sharpe's suggestive paper in the 

 Proceedings of the Zoological Society, 1873, p. 600. The following 

 is the distribution of the various genera : — 



(^2195^ Phcenicophdes (1 sp.), Ceylon ; (2^^) Bhamplwcoccijx (1 

 sp.), Celebes; (^i^^) Rhinococcyx (1 sp.), Java; (2i96Pt. a.doaos^) 

 Bhopodytes (6 sp.), Himalayas to Ceylon, Hainan, and Malaya ; 

 ^2203 pt.-j Poliococcyx (1 sp.), Malacca, Sumatra, and Borneo ; (~^^~) 

 Dasyloiihus (1 sp.), Philippine Islands ; (2i98) Lepidogrammus (1 

 sp.), Philippine Islands ; (^^oo^ Zayiclostomus (1 sp.), Malaya ; 

 (2201) Ceuthmochares (2 sp.). Tropical and South Africa and 

 Madagascar ; (^^^^^ Taccocua (4 sp.), Himalayas to Ceylon and 

 Malacca ; (^^^^) Bhinortha (1 sp.), Malacca, Sumatra, Borneo ; 

 (21^) Carpococcyx (1 sp.), Borneo and Sumatra ; ('^220'^ Neomorphus 

 (4 sp.), Brazil to Mexico ; (^'^^^ '^'^^) Coua (10 sp.), Madagascar; 

 (2207) Cochlothraustes (1 sp.), Madagascar ; (^^^^) Centropus (35 

 ip.), Tropical and South Africa, the whole Oriental region, 

 Austro-Malaya and Australia ; (221^) Crotophaga (3 sp.), Brazil 

 to Antilles and Pennsylvania ; (^^^-) Guira (1 sp.), Brazil and 

 Paraguay ; (^^°^) Geococcyx (2 sp.), Guatemala to Texas and Cali- 

 fornia; (^-^^) Dromococcyx{2 sp.), Brazil to Mexico; (^"^^) Diplopterus 

 (1 sp.), Mexico to Ecuador and Brazil ; (2208) Saurothera (4 sp.), 

 Greater Antilles ; (221^) Hyetornis (2 sp.), Jamaica and Hayti ; 

 (2215) Piaya (3 sp.), Mexico to West Ecuador and Brazil ; (2218) 

 Morococcyx (1 sp.), Costa Rica to Mexico ; (221*) Coecygus (10 sp.), 

 La Plata to Antilles, Mexico and Pennsylvania, Cocos Island ; 

 (2227) Cucidus (22 sp.), Palsearctic, Ethiopian, and Oriental regions, 

 to Moluccas and Australia ; (^^^) Galiecthrus (1 sp.), Papuan 

 Islands ; (2230-2232) Cacomantis (15 sp.), Oriental and Australian 



