46 ACCIPITRES DIURNI. 



a. Australia, young. Presented by Lady Carrington. 



b. South Australia, adult. Presented by his Excellency Capt. 



G. Grey. 



3. ELANUS SCRIPTUS. The letter-winged Falcon. 



Elanus scriptus Gould, Proc. Zool. Soc. (1842) p. 80.; B. of 

 Aust.pl.', Kaup,Isis, (1847) p. 112. 



a c. Interior of South Australia. Presented by Capt. Sturt. 



4. ELANUS LEUCURUS. The white-tailed Hawk. 



Elanus leucurus G. R. Gray, List Birds, Brit. Mus. i. p. 22.; 



Kaup, Mus. Senckenb. (1845) p. 258. 

 Milvus leucurus Vieill N. Diet. d'Hist. Nat. xx. p. 563. 

 Falco dispar Temm.pl. col. 319. 

 Falco melanopterus Bonap. Amer. Orn. pi. 2. f. 1. 

 Elanus dispar Kaup, Classif. der Sdug. und Vog. p. 114. 

 Elanoi'des leucurus Vieill. Encyc. Meth. p. 1205. ; Azara, No. 36. 



a. Bahia, adult. From the Sudbury Museum. 



6. GAMPSONYX. 

 Gampsonyx Vigors, Zool. Journ. (1825) p. 69. 



1. GAMPSONYX SWAINSONI. Falcon-like Hawk. 



Gampsonyx Swainsoni Vigors, Zool. Journ. (1825) p. 69. 



Elanus torquatus Cuv. Less. Tr. dOrn. p. 72. 



Falco rufifrons Pr. Max. Beitr. ii. p. 123. (1831.) 



Nertus rufifrons Boie, Isis, (1828) p. 314. 



Elanus (Gampsonyx) Swainsoni Kaup, Mus. Senckenb. (1845) 



p. 258. 



G. RMray and Mitch. Gen. of B. pi. 9. 



a. Brazil. Presented by M. Gen. T. Hardwicke. 



b. Brazil. 



7. ROSTRHAMUS. 

 Rostrhamus Less. Tr. d'Orn. p. 55. (1831.) 



