TURSIOPS TURSIO. 



39 



It is iuterestiug, however, to know that it is in all probability simply 

 a young specimen of T. tursio. 



lu the following table are brought together measurements of the 

 type skulls of T. metis, curynome, and cymodice, aud of some other skulls 

 in the British Museum, labeled tursio, metis, etc.: 



Tabic of measurements. 

 TURSIOPS TURSIO. 



356a 



357 



355a 



353a 



353r; 



353/1 



3576 



Collection. 



Biit. Mus. 



...do 



...do 



...do 



...do 



...do 



...do 



Typo of- 



T. cun/nome - 

 2'. metis 



T. cymodice . . 



Locality. 



Nortli Sea ?. 



Frith of Forth. 



Hernc Eay. 



Jr, 



Cm. 

 52. G 

 52.1 

 45.7 

 54. G 

 57.8 

 49.3 

 55.1 



35Ga 



357 



355a 



353a 



3535f 



353;t 



3576 



s o 

 o >. 



Extremity 

 of beak to— 



Cm. 

 25. G 



25.4 



20.8 



25.8 



2G 7 



23.4 



2G. 2 



Cm. 



5.8 



4.8 

 5.2 

 5.G 

 G.O 

 5.3 

 G.G 



Breadth 

 between — 



Cm. 

 35. G 



35. C 



28.9 



35.7 



39.4 



31.5 



37.3 



Cm. 

 38. G 



3G. 



31.1 



38.5 



41.7 



33.7 





Cm. 

 23.0 



21.3 



19.8 



25.4 



28.0 

 23 1 



Cm. 



1G.4 

 1G.4 

 15.0 

 IG. 9 

 17.5 



Temporal 

 fossffi. 



23. 9 IG. 8 



Cm. 

 10. C 



11.7 



9.9 



12.7 



13.2 



10.9 



11.1 



Cm. 

 7.8 



8.3 



7.2 



9.4 



8.5 



Cm. 

 45. G 



44.2 

 38.1 



50.8 

 41.9 



Cm. 

 G.2 



G.7 

 G.2 



8.0 

 <). 1 



7.9 i 40.7 G.7 



Cm. 

 24. G 



24.5 

 20.8 



2C.7 

 22. G 

 2G. 2 



Cm. 

 9.5 



\ 23 



c 23 



9.8 \ ^ 



I 21 



10.9 

 9.4 

 9.7 



^ 21- 



> 21- 



I 20- 



C 21—2 



I 23—2 



-23 

 -23 

 -22 

 -23 

 -21 

 -20 



_ 9, 



-20 

 ^ 

 -2G 

 -20 

 24 



