4 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 72 



distal secondary; bill subcuneate (tapering) in lateral profile, the 

 culmen elevated and more or less arched basally; and with sides, 

 flanks, and under tail-coverts conspicuously barred black and white. 

 (Alfivrj, a pool, marsh; Kpei, a crake.) 



Species : Limnocrex cinereiceps (Lawrence) ; Limnocrex albigu- 

 laris (Lawrence) ; Limnocrex exilis (Temminck). 



(Possibly the following species, which I have not seen, may also 

 be referable to this genus : Porsana cenops Sclater and Salvin ; 

 P. levraudi Sclater and Salvin, and Rallus leucopyrrhus Vieillot.) 



THRYOCREX gen. nov. (Rallidae) 



Type: Corethrura rubra Sclater and Salvin. 



Small Ralleae (wing about 81-85 mm.) with bill not conspicuously 

 deeper at base than at gonydeal angle, its width at posterior end 

 of nostril equal to decidedly more than half its depth at same point ; 

 malar antia slightly anterior to the broadly rounded (convex) loral 

 antia; longest feather of alula extending beyond tips of longest pri- 

 mary coverts ; outermost primary not projecting beyond tip of distal 

 secondary ; tarsus longer than middle toe without claw, and under 

 parts plain cinnamon-rufous. 



{®pvov, a rush; Kpe$, a crake.) 



Species: Thryocrex rubra (Sclater and Salvin). (Monotypic.) 



