PLATE III. 

 Osteology of Penguins. 

 (All tlie figures are of the natural size.) 

 Fig. 1. — Lateral view of skull of Sjyhemsctcs minor. 

 Fig. 2. — Occiput of skull of same. 

 Fio-. 3. — Base of skull of same. 

 Fisf. 4. — Vertex of skull of same. 



Fig. 5.- — Lateral view of .skull of SpheiiiKCUs mcmh'cuhts 

 Fio-. 6. — Vertex of skull of same. 

 Fig. 7. — Occiput of skull of same. 

 Fiff. 8. — Base of skull of same. 



