5154 I N D E X. 



CI. Genus Stercorarii. Gallice. Genre du Stercorairt: 



Jongi- 



1. Stercorarius. 



2. Stercorarius flriatus. 



3. Scercorarius 

 caudus. 



Cll. Genus Lari, Gallice. Genre dn Goiland, 



I. Larus niger. 

 a. Larus cinereus. 



3. Larus grifeus. 



4. Larus fufcus. 



5. Larus varios i^i^Q 

 Skua. 



6. Gavia grifea. 



7. Gavia grifea minor. 

 i. Gavia cinerea. 



p. Gavia cinerea minor. 



10. Gavia cinerea major, 



11. Gavia cinerea nasvia. 



12. Gavia hyberna. 



13. Gavia ridibunda. 



14. Gavia ridibundapho?- 

 nicopos. 



15. Gavia fufca. 



I I. 



CIIL Genus Sternce. Gallice. Gtnre de VHirondelli- 

 de-mer. 



I. Sterna major. 

 r. Scerna minor. 



3. Sterna cinerea. 



4. Sterna nigra. 



5. Sterna atricapilla. 

 6 Sterna nasvia. 

 7. Sterna fufca. 



QiV. Genus Rygchopfalia, Gallice. Genre du Be^' 

 en-ci/eaux. 



I. Rygchopfalia. 



A. RygchopfaUafiilva, 



o 



R D O XXIV. 



S E C T I O I. 



CV. Genus Merganferis, Gallice. Genre de VHarU, 



1. Merganfer. minor five Albellus. 



2. Merganfer cridatus. 4. Merganfer leucome-' 

 %. Merganfer criitatus l^us. 



■ 5. Mer- 



