ae Ninth Supplement to the A. O. U. Check-List. 123 
‘Genus SYLVANIA Norraut (Check-List, 2d ed, p. 285). 
This becomes 
Grenus WILSONTA Bonar. 
Wilsonia Bonar. Geog. and Comp. List, 1838, 23. ‘Type, 
Sylvia mitrata LATHAM = Motacilla mitrata GMEL, 
Sylvania is a strict synonym of Selophaga SwWAINs. (cf. COUES, 
Auk, XIV, 1897, 223). Hence Nos. 684 to 686 will stand 
as follows: 
684, Wilsonia mitrata (GME-.). 
Motacilla mitrata GMEL, 5S. N. I. il, 1788, 977. 
Wilsonia mitrata Bon. Geog. and Comp. List, 1838, 23. 
685. Wilsonia pusilla (WILs.). 
Muscicapa pusilla Wits. Am. Orn. III, 1811, 103, pl. xxvi, 
fig. 4. 
Wilsonia pusilla Bon. Geog. and Comp. List, 1838, 23. 
685a. Wilsonia pusilla pileolata (PAvt.). 
Motacilla pileolata PALL. Zool, Rosso-As. I, 1811, 497. 
Wilsonia pusilla pileolata Cours, Bull. Nutt. Orn. Club, V, 
April, 1880, 95. 
686. Wilsonia canadensis (LINN.). 
Muscicapa canadensis LINN. S. N. ed. 12, I, 1766, 327. 
Wilsonia canadensis Cours, Bull. Nutt. Orn. Club, V, April, 
1880, 95. 
710a. Harporhynchus redivivus pasadenensis GRINNELL. 
Pasadena Thrasher. 
Harporhynchus redivivus pasadenensis GRiINNELL, Auk, XV, 
July, 1898, 237. 
[B 256, part, C 13, part, R 16, part, C 23, fars.| 
