OSTEOLOGIA AVIUM. vii 



Order VII. INSESSORES. 



Fam. 1. Menurid^e. Fain. 9. AmpelidjE. 



Fam. 2. CerthiadjE. Fam. 10. Laniid^e. 



Fam. 3. Melliphagid^e. Fam. 11. Turdid^e. 



Fam. 4. Parid^e. Fam. 12. OreolidjE. 



Fam. 5. Alaudid^e. Fam. 13. Sternid/e, 



Fam. 6. Motacillid^e. Fam. 14. Fringillid^e. 



Fam. 7. Sylviad^e. Fam. 15. Tanagridjj. 



Fam. 8. Muscicapid^e. Fam. 16. Corvid^e. 



Order VIII. BIPOSITORES. 

 Fam. 1. Columbid^:. Fam. 2. Didid^e. 



Order IX. RASORES. 

 Fam. 1. Tetraonid^e. Fam. 2. Phasianid^e. 



Order X. CURSORES. 

 Fam. 1. Struthionid^e. 



Order XL LITTORES. 



Fam. 1. Otid^e. Fam. 3. Scolopacid^e. 



Fam. 2. Charadriid^e. Fam. 4. Tringtd^e. 



Order XII. GRALLATORES. 

 Fam. 1. Ardeidje. Fam. 2. Rallid^e. 



Order XIII. NATATORES. 



Fam. 1. Anatidje. Fam. 3. Alcid^e. 



Fam. 2. CoLYMBiDiE. Fam. 4. Pelecanid^e. 



Fam. 5. Larid^e. 



The principal modes in which birds obtain their food are the following 



By the power of flight in direct chase ; 



By the power of approaching their food unobserved ; 



By the power of climbing ; 



By the power of scratching and running ; 



By the power of wading ; and 



By the power of swimming and diving. 



