PLATE XXXIII. 



Fiijs, 1,2,^3,4, Inferior laryuaxof a Grow. See pa'^e 42(1 fijr fui'tliL^r ex j1 i:iiti )iis. 'J,!, Stsnian, 

 7,Foot, of Robin, S, Head !1, Upper raan'lible, of Olive-backed Thrash. 10, Hei-l, 11, Upper manlible of 

 Water Thrush. 12, 13, Sternum, Ifi, Heal, 17, Uon^r raxnlihle, of \l)cki.i,r Bj,-!. U, fljvl. n 0, F)ot, 

 "B_ Sternum, A, Upper mandible of Golden-crowned Kina;lpt. IS, ID, Sternum, Blue Bird. 2'), Sternum 

 21 , Upper mandible, 22, Head. 23, Tarsus, nf Brnvn Thrasher, 



