PLATE VII. 



Osteology of Penguins. 



Fio-. 1. — Ptioht scapula oi Eudyptes ehnjsocoine, from Tristau d'Acuiilia ; uatural .size. 



Fig. 2. — Right scapula of Spheniscus demersus ; natural size. 



Fio-. 3. — Right scapula of Pygosceles twmatus ; two-thirds natural size. 



Fie 4. — Right scapula of Aptenodijtes longirostris ; two-thirds natural size. 



Fig. 5. — Left coracoid bone of Eudyptes chrysocome ; uatural size. 



Fia. 6. — Left coracoid bone of Pygosceles tcBniatus ; two-thirds natural size. 



Fio-. 7. — Interior of pelvis of Eudyptes chrysocome, from Tristan d'Acunha ; natm-al 

 size. 



Fio-. 8. — Exterior of pelvis of Eudyptes chrysocome, from Tristan il'Acunha ; natural 

 size. 



Fig. 9. — Patella of Eudyptes chrysocovie, from Tristan d'Acunha, outer surface ; 

 natural size. 



Fio-. 10. — Patella of Eudyptes chrysocome, from Tristan d'Acunha, seen from the 

 front ; natural size. 



Fio-. 1 1 . — Right tarso-metatarsal bone of Eudyptes chrysocome, from Tristan d'Acunha ; 

 natural size. 



Fio-. 12. — Rio-ht tarso-metatarsal bone of Spheniscus demersus ; natural size. 



Fig. 13. — Right tarso-metatarsal bone of P^(/osce/es tonia^HS ; natural .size. 



Fio-. 14. — Right tarso-metatarsal bone of Aptenodytes longirostris ; natural size. 



