PLATE 16. 
Page. 
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Fic. 1. PARAMITHRAX WALKERI 
a. Claw of right anterior limb; outer view; natural size. 
6. Transverse section of fixed finger. 
c. Transverse section of movable finger. 
For opposite side view of the same see plate 17. 
15 
Fic. 2. PTERIA (OXYTOMA) SALINENSIS 
a. Left side view of a natural cast of the interior; natural size. 
b. Dorsal view of the same. 
22 
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Pig. 3. TAPES HILGARDI 
a. Copy of Dr. Shumard’s original drawing. 
b. Dorsal view of a smaller example from Bell County, Texas. 
c. Left side view of another example from the same locality. 
All of natural size. 
