On two subfossil Whales discovered in Sweden. 



45 



EXPLANATION OF THE PLATES. 



Plates I — VIII: ESCHRICHTIUS ROBUSTUS. 

 Plate I. 



1. Left lover jaw-bone, the inner side. 



2. d:o d:o d:o, the upper side. 



3. Right d:o d:o, the inner side, reverted. 



4. d:o d:o d:o, the upper side. 



5. Cornu anterius (stylo-hyal). a, the inner and b the outer end. c, 

 the front and d the back side. 



6. Atlas, the front side, a, hypapophysis. 



7. d:o, the back side, a, hypapophysis. 



Plale II. 



8. 



3rd 



cervical vertebra, the back side. 



9. 



6th 



d:o 



d:o, d:o d:o. 



10. 





dorsal vertebra, the front side. 



11. 



d:0 



d:o 



d:o, the right side. 



12. 



3rd 



d:o 



d:o, the back side. 



13. 



d:o 



d:0 



d:o, the right side. 



14. 



6th 



d:o 



d:o, the front side. 



15. 



d:0 



d:o 



d:o, the right side. 



Plate III. 



16. 13 th dorsal vertebra, the front side. 



17. d:o d:o d:o, the right side, a, articular surface for costa. 



18. 1 st lumbosacral vertebra, the front side. 



19. d:o d:o d:o, the right side. 



20. d:o d:o d:o, the lower side. 



