Explanation of the Figure on the Title-Page* 
1 Baftard wing. Alula fpuria. 
2 Lefier coverts of the wings, Te dirices prints. 
3 Greater coverts, T edlrices fecund a. 
4 Quill feathers, Primores. 
5. Secondary feathers, Secundaria. 
6 Tertials. 
7 Coverts of the tail, Uropygium . 
8 Vent feathers, Crijfum. 
9 Tail feathers, Redlrices. 
D I V* 
