234 THE ANATOMY OF VERTEBKATED ANIMALS. 



III. — Caeinat^. 



a. The vomer broad beliind, and interposing between the 

 ptei-ygoids, the palatines, and the basisphenoidal rostrum 



{DromcEognathce.') 

 '7. Tinamomorphce (The Tinamous). 



b The vomer narrow behind ; the pterygoids and palatines 

 articulating largely with the basisphenoidal rostrum. 



a. The maxillo-palatines free.* 

 i. The vomer pointed in front. 



{ScliizognathcB.) 



8. Charadriomorphce (The Plovers). 



9. Cecomorphce (The Gulls). 



10. Spheniscomorphce {The Penguins). 



11. Geranomorphce (The Cranes). 



12. Turnicimorpjhce (The Hemipods). 



13. AlectoYomorphce (The Fowls). 



14. PteroclomorphcB (The Sand-grouse), 



15. Peristeromorphce (The Pigeons). 

 IG. Heteromorphce (The Hoazin). 



ii. The vomer truncated in front. 



{JEgithogn aihce. ) 

 lY. Coracomorphce (The Passerines). 



18. Cypselomorphce (The Swifts). 



19. Celeomorphce (The Woodpeckers). 



j8. The Maxillo-palatines united. 



{DesmognaiJi<B. ) 



20. Aetomorphce (The Birds of Prey). 



21. PsittacomorphcB (The Parrots). 



22. Coccygomorphce (The Cuckoos, King- 



fishers, Trogons). 



23. Chenomorphce (The Anserine Birds). 



24. AmpMmorphce (The Flamingoes). 



25. Fdargomorphce (The Storks). 



26. Dysporomorphce (The Cormorants).f 



* With the exception of DicliolopJius and some species of Crax. 

 t The subjoined Table, which shows with which of the above groups the 

 i)ld orders of Birds correspond, may be useful to the student : 



/. — ACCIPITBES ) 



or > . . . . := Aetomorphce. 

 Raptores ) 

 n. — ScANsoREs =Psittacomo7p7ice, Cotcygomorphoi (in part), 



"-'* P-A-SSERE3 I ^J QoracomorpTioe^ CypselomorpTice^ Celeomor- 



■j. °^ i" ***'"" 1 phce^ CoccycjomorpTix (in part). 



xV. — Galling (with Columb^) =Alectoromo7plim^ PeristeromorplicB, Pterodo- 



morpJice,^ lurnicimorplice. 



F.— CuRsoREs =Fatitce. 



VJ, — GRALLJa ^GharadriomorpTioe^ Geranomorp7c<z, Amphi- 



morplice^ PelargomorpJiOB. 



yjj, — Palmipedes . . , i =Cecomorplice^ SplieniscomorpTicE^ Chenomor- 



phoe^ Dysporomorplice,, 



