348 



SADROPSIDA (bIEDS). 



(ii) Ardece. — Cosmopolitan waders. Bill long and pointed, laterally 

 compressed. Nares pervious. Neck long with long apteria. 

 Downs of adults only upon the apteria. Legs long ; four un- 

 webbed toes. Young nestlings. Ca3ca rudimentary. Carnivorous 

 and piscivorous. 



Ardeidce (Herons). — Several pairs of powder -down patches, 

 19-20 cervical vertebra:. 11 primaries. 



Fig. 1S2. — Types ok Birds' Skulls. 



c, skull of owl (SchizogiKithous, with Desinognatlious tendency) ; v, skull of dnck 

 (Desmognathous). Bpt, basi-pterygoid ; L, lamellte of bill. 



(iii) Ciconia. — Waders. Long neck without apteria. Nares pervious. 

 Legs long. 



(1) Cicoiu/rfo; (Storks). — Animal-feeders. 17 cervical vertebra. 



Hallux long; toes not webbed. Young nestlings. Tongue 

 and ca^ca rudimentary. 



(2) Ph(vnicoptcridcK (Flamingoes). — Not found in these islands, 



