HEEODIONES. 



185 



to Alaudiiux, one of the subfamilies of Passeridce. Vomer broad and rounded in front similar 

 to that of ^githognathce. Bill like that of game birds, without any sheath. Feet not webbed, 

 with scarcely perceptible membrane between fourth and third toes. Hind toe present. Tarsus 

 reticulated in front and behind. Plumage like the game birds, in flight like the Plovers. 

 Eggs drab, thickly speckled chocolate. Nestling covered with light and dark down. 



Not represented in India. Two genera — one, Attagis, in Falkland Isles and on lofty 

 mountains of southern portion of S. America, within the boundary of Alpine plants, or even 

 in places entirely destitute of vegetation ; the second, Thinocorus, inhabiting the desolate 

 valleys of southern parts of S. America. 



The genus Attagis, with tail rounded. Three species, viz. — A. grayi, llj", with breast 

 and abdomen cinnamon, from Chili and Peru ; A. chirriborazensis, 11", from Ecuador, and 

 A. maloninus, 11", with breast and abdomen white, from the Falkland Islands. 



The genus Thinocorus, with tail more wedge-shaped. Two species — T. orbignianus, 9", 

 throat white, with black border, from Chili and Peru ; T. rumicivorus, 6i", foreneok with 

 black mesial line, from S. America. 



One notch on each side of 

 posterior margin of breast- 

 bone. Hind toe raised, 

 position variable 



Order HERODIONES. 



Toes long. Hind toe free, well developed, and on same plane as others (except 

 in Storks). Tibia partially bare (except in a few Herons). Desmognathous. 

 Oil-gland tufted. Fifth secondary wanting. After-shaft generally present 

 (wanting in some Storks). Eggs greenish white. Young remain in nest for 

 a time. 

 Two notches on each side of C Ibis 



posterior margin of breast- I iNOCOTia 



bone. Hind toe on same j Plegadis 



plane as others . . .1 Platalea 



CiCONIA 



Anastomus 

 Xenorhynchus 



DiSSURA 



Leptoptilus 

 . pseudotantalus 

 / Ardea 



Mesophotx . 



Herodias . 



Lepterodius 



Dbmiegretta 



Ntoticorax. 



Cancroma* . 



Gorsachius . 



butoridbs . 



Ardeola 



BuBCLOua . 



Ardetta 



DUPBTOR 



BoTAURua . 



BALa:NIOIPITTIDiE* . ShOBBILLS. 



SoopiDJi* . . . Hammerheads. 



One notch on each side of 

 posterior margin of breast- 

 bone. Hind toe on same 

 plane as others . 



Hind toe 

 others 



on same plane as 



Ibises. 



Spoonbills. 



Storks. 

 Open Bills. 

 Adjutants. 

 Painted Storks. 



Herons. 

 Egrets. 

 Eeef-Herons. 



Night Herons. 

 Boatbills. 

 Malay Bitterns. 

 Green Herons. 

 Pond-Herons. 

 Cattle Egrets. 



Bitterns. 



Not represented in India, 



