PHOCA. 183 



5. Skull, damaged. Length 8^ inches, over vertex 10 



inches. Breadth, zygomatic 4i inches; cranial 3| 

 inches. Mandible, length 5| inches. 

 Collected by Dr Robert Brown, 1861. 



Pvirchased from Dr M'Bain's Collection. 



6. Skull, occipito-sphenoid joint not ankylosed. Length 8| 



inches, over vertex 10^ inches; breadth, zygomatic 

 5^ inches; cranial 4 inches. Mandible, length 5| 

 inches. 

 North Atlantic. 

 Donor— Mr Chas. Edward Smith, s. " Diana " of Hull, 1869. 



7. Skull, occipito-sphenoid joint not ossified. Length S-^ 



inches, over vertex 10 inches; breadth, zygomatic 

 4f inches ; cranial 3| inches. Mandible 5| inches.^ 



Donor — Dr James Foulis, Lamont Expedition. 



8. Skull, much broken. Breadth, zygomatic 4| inches, 



cranial 4 inches. Mandible 5^ inches. 



Donor — Dr James Foulis. 



9. Skull, young, no mandible. Length 7^ inches, over 



vertex 9 inches ; breadth, zygomatic 4 inches, 

 cranial 3f inches. 

 North Atlantic. 



10. Skull, young. Length 7 inches, over vertex 9 inches; 



breadth, zygomatic 3f inches, cranial 3| inches. 

 Mandible, length 4^ inches. 

 North Atlantic. 



11. Skull, young. Length Qh inches, over vertex 8J inches; 



breadth, zygomatic " 3f inches, cranial 3f inches. 

 Mandible, length 4 inches. 

 North Atlantic. 



12. Skull, young. Length 6^ inches, over vertex 8| inches; 



breadth, zygomatic 3i inches, cranial Sh inches. 

 North Atlantic. 



13. Skull, young. Length 6 inches, over vertex 8^ inches; 



breadth, zygomatic 3^ inches, cranial 3yV inches. 

 Mandible 3i inches. 

 North Atlantic. 



14. Skull, young, probably Phoca (jramlandica. Length 5| 



inches, over vertex 1h inches; breadth, zygomatic 

 81 inches, cranial 3i "inches. Mandible 3| inches. 

 Independent ossification in bregma. 



