1 6 Nctc Investigations into the Distribution of the Vocal Muscles. 



Motaeilla L. 



Eiiphone Desm. 



Pi>i7o Vieill. 

 Bethylus Cuv. 

 Zosterops Vig. 

 Myiodioctes Aud. 

 Phyllopneuste Mey. 



Sialia Sw. 

 Trichas Sw. 

 Sylvicola Sw. 



T. violacea Licht.* 



T. viridis V.* 



Fringilla erythropthalma L. Audub. V. 511. 



B. teverianus Cuv.* 



Syloia madagascariensis Lath.* 



S. mitrata Lath. Audub. V. 465. 



Motaeilla trochilus L.* 



ilf. r!//a L.* 



Sylvia sialis Lath. Audub. V. 452. 



S. trichas Lath.* Audub. V. 463. 



S. aestiva Lath. Audub. V. 455. 



