418 JOURNAL, BOMBAY NATURAL MLST. SOCIETY, Vol. XXIII. 



Key. 



A. — Wing, short, rounded, and fitting close to the 

 body ; tarsus long and strong. 

 a. Tail much longer than the wing. 



«\ Shafts of the feathers of the crown soft, 

 {i.e., not separable from the web). 

 «-. Wing about 6^ times length of tarsus, 



bill notched Gampsorlnjnchus. 



b-. Wing about 2^ times length of tarsus, 



bill not notched . . . . . . . . PyctorJiis. 



6\ Shafts of the feathers of the crown, rigid 

 and glistening, 

 c-. Bill stout and black . . . . . . TimcKia. 



(l\ Bill more slender, and pale coloured . . Dumetia. 

 h. Tail, equal to, or slightly shorter than, the 

 wing. 

 c\ Shafts of the feathers of the forehead soft. 

 (?-. Tail greatly graduated, the outer pair of 

 tail feathers falling short of the middle 

 pair by more than one inch. 

 (Bill slender and very straight) . . . . Ela.phromis. 



/-. Tail not greatly graduated, the outer pair 

 of tail feathers falling short by less 

 than one inch. 

 a^. Bill stout and straight, rather deeper 

 at the genys (middle) than at the 

 nostrils. 

 «'. Nostrils long, and protected by an 

 overhanging membrane. 

 «\ Rictal bristles very short ; nostrils 

 not overhung with hairs. 

 a^. Wing and tail about equal ; 



underplumage streaked . . Pellorneum. 

 ¥. Tail shorter than the wing ; 



underplumage not streaked.. Scotociclda. 

 f/. Rictal bristles well developed ; 



nostrils overhung with hairs . . Drymocataphus. 

 c". Rictal bristles very long and 

 strong ; no hairs overhanging 

 nostrils . . . . . . . . Gypsopliila. 



h*. Nostrils, small, oval, exposed, and 

 pierced in the anterior corner of 

 the membrane 



Bill stout, culmen gently curved 

 throughout to the tip ; bill deepest at 

 the nostrils. 

 3^ Outer edge of the primaries uniform. 

 d^. Nostrils long, and overhung by a 

 membrane. 

 c". Small bristles overhanging the 

 nostrils ; tail less graduated, 

 outer tail feather less than ^ 

 an inch shorter than middle 

 pair 



Malacocincla. 



(Turdinus.) 



Alcippii. 



