fiS 



Description of Plate VI. 



J'sriiimiosteiis co)iiiilicrtfus Ki.En new species, Upper Devonian (E), Skrnp Valley, 



Ellesniere Land. Page 20. 



Fig. 1. Transversal niicroscop. section of npper part of a body plate (PI V, fig. 1). 



X 40. S. 1. 13. Pal. Mas. Krist. Univ. 

 Fig. 2. Longitudinal microscop. section of same piece. X 40. S. L 13. Pal. Mns. 



Krist. Univ. 

 Fig. 3. jVIicroscop. section of a denticle. X 80. .S. L 13. Pal. Mus. Krist. Univ. 



Psammosteiis mceaiidrinus Ac, Uj^per Devonian, Puver Andoma, Knrland. 



Page 3G. 

 Fig. 4. jMicroscop. section of a denticle. X 80. Pal. Mns. Krist. Univ. 

 Fii,'. .") Transversal microscop. section of npper part of a body plate. X 40. Pal. 



Mns. Krist. Univ. 

 Fig. 6. Longitndinal microscop. section of same piece. X 40. Pal. Mns. Krist. Univ. 



