60 



Description of Plate II. 



Phtonia cf. Cylindricu H.U.I,, Upper Devonian (E). Skrap Valley. Ellesmere Land. 



Page 20. 



Fig. 1. Left valve, without shell, X I 1 * S. I. 43. Pal. Mus. Krist. Univ. 

 Fig. 2. Right valve, without shell, X I 1 -'a, S. I. 43 b. Pal. Mus. Krist, Univ. 



Lcm/e Coccosteonwrph, Upper Devonian (E). Skrap Valley, Ellesmere Land. 



Page 38. 



Fig. 3. Somewhat incomplete plate seen from without. Nat. size. S. 1. 7. Pal. Mus. 



Krisl. Univ. 

 Fig. 4. Same seen from within. Nat. size. S. I. 7. Pal. Mus. Krist. Univ. 



Psammostens arcticus KI,I:H new species. Upper Devonian (E), Skrap Valley, 



Ellrsmert Land. Page 23. 



Fig. 5. Portion of body plate, X 2. S. I. 20. Pal. Mus. Krist. Univ. 

 Fig. 0. Fragment. X r >. S. 1. <W b. Pal. Mus. Krist. Univ. 

 Fig. 7. Fragment, X ">. S. I. 81 a. Pal. Mus. Krist. Univ. 



J'sannuosteus complicatus KI,T:H new species. Upper Devonian (E), Skrap Valley, 



Ellesmere Land. Page 26. 

 Fig. 8. Fragment. X 2- S. I. 43. Pal. Mus. Krist. Univ. 



