PLATE XLIV. 



PAGE. 



F'gs. 1-9 Anterior ventral plates of Dinichthys Terrelli Newb... 623 



1 and 2. The space between these was filled with a ventro-median plate. Ventral sur- 

 faces. 

 3 and 4. Posterior ventrals {formerly called "jugulars " ). 

 5~7. Anterior and posterior ventral plates from, another specimen. 

 6. Reversed view {dorsal side) of 7. 



8. Inner (dorsal) view of anterior ventral fronl a third individual. The four sections 



are taken at the points where the letters correspond. 



9. The same as Fig. 3 detached to show the overlapped spaces. 



All figures drawn to the same scale and locality. Cleveland shale, Vermilion River 

 and Lake Shore, Lorain Go., Ohio. 



