APPENDIX. 



Anatomical description of Serpophaga albocoronata, Furnarms cunicularius, Uppu- 

 certliia dumetoria, Opetiorhynchus vulgaris, O. anturcticus, O. Patagonicus, 

 Pteroptochos Tarnii, P. albicollis, Synallaxis maluroides, Phytotoma rara, 

 Trochilus gigcis, Tinochorus riimicivnrus.* 



BY T. C. EYTON, Esq., F.L.S.. &c. 



SERPOPHAGA ALBOCORONATA. Gould. (Male.) 



Tongue pointed, furnished with a few short bristles at the sides near the base. Trachea with the 

 same muscles as among the warblers generally. ^Esophagus slightly funnel-shaped ; proven- 

 triculus much expanded at its entrance into the gizzard, which is rounded, not very muscular, 

 inner coat slightly hardened, smooth. Intestine of moderate size, furnished with two rudi- 

 mentary caeca. 



Length of oesophagus, including proventriculus 1 



of gizzard I 



Breadth of ditto is 



Length of intestine from gizzard to cloaca 3^ 



from cseea to cloaca ^ 



The skeleton of this bird is precisely that of the smaller and weaker species of Laniadae. 



Lengtli of sternum 5 



Breadth anteriorly 3 



posteriorly 43 



Width of fissures 1 



Depth of ditto \\ 



Depth of keel 2 



Length of pelvis !>\ 



Width anteriorly 2J 



posteriorly 5^ 



Length from occiput to point of bill 12 



Breadth of head 5^ 



Length of coracoids 4^ 



No of cervical vertebrae 11 



dorsal ditto 7 



sacral ditto 9 



caudal ditto 6 



Total 33 



No. of false ribs 1 1 i 



true ditto 5 



I am much indebted to Mr. Eyton for these observations, which greatly add to the value of the previous descriptions 



