passri.es. 215 



2. Ridge of the upper mandible obviously curved. 



(aa.) Nostrils covered with deflected feathers. 



Feathers at the hasc of the hill lo'iry. 



Feathers of the front loose, and capable of being erected 

 into a crest. 



107. Garkulus. Jay. End of the upper mandible 

 hooked. Corvns glandarius. 



Front feathers plain. 

 Tail long. 



108. Pica. Magpie. Corvua pica. 



Tail of the ordinary size. 



109. CoRvus. Crow. C. Corax. 



110. Caryccatactes. Nutcracker. C'orvus carycatac- 

 tes The slenderness of the bill, and its want of eurvi- 

 ture, indicates this genus to belong to a different grouj). 



Feathers at the base of' the hill downij. 



111. Paradise A. Bird of paradise. Side-feathers very 

 long. Two tail feathers without webs. This genus con- 

 tains several species. 



(hh.) Nostrils naked. 



Head with naked carunculated spaces. 



112. EuLABEs. Feathers at the base of the bill downy. 

 Gracula religiosa. 



Head covered. 



113. CoRACiAS. Roller. Bill compressed. C. gar- 

 rula. 



114'. Coi.AKis. Bill depressed. Coracias oricnfalis. 



Tenuirostres. Bill slender, produced. 



(1.) Claws long and hooked. The birds of thi.-> group are 



