1873.] 51 [Ridgway 



Polyborus tharus (Mol.). 



a. var. tharus Mol. (35.) 



1709, ? ad. Brazil. Lafr. Coll., No. 704. 



1710, ? juv. « " " " 705. 



? ad. T. Yattemare. 



" South America. Smithsonian Institution (No. 



13924). 



b. var. auduboni Cass, (sub 35.) 



1708, ef ad. "Brazil." Lafr. Coll., No. 703. (Locality erroneous !)' 



d " Cape St. Lucas. Smithsonian Institution (No. 29454). 



Ibycter americanus (Bodd.). (25.) 



1699, ef ad. Brazil. Lafr. Coll., No. 694. 



1700, ? " « " " " 695. 

 . d" « " ? F. W. Cragin. 



Ibycter (Daptrius) ater Vieill. (27.) 



1701, — ad. South America. Lafr. Coll., No. 696. 



(Group Micrastur ece.) 

 Micrastur semitorquatus (Vieillot). (290.) 



1554, ? ad. Brazil. Lafr. Coll., No. 549. 



1555, ? " " " " " 550. 



Micrastur mirandollei (Temm.). (291.) 

 1553, c? ad. Brazil. Lafr. Coll., No. 548. 



Micrastur ruflcollis (Vieill.). (292.) (See Appendix.) 



1556, d" ad. Cordilleras. Lafr. Coll., No. 551. (Labelled " con- 

 centricus Illig.") 



1558, —juv. Brazil. " " " 553. (Rufous phase.) 



1559, cf " " " « " 554. " « 



1560, ? ad. " " « " 555. « « 



1561, ? trans. " " " " 556. " « 



1562, ? juv. " " " " 557. " « 



ad. Guatemala. Van Patten. (Gray phase.) 



it a u 



(Rufous phase.) 



juv. 



u 



