PLATE 42 

 Dcinodus hennetti, n. g., n. sp. 



All figures natural size 

 Fig I. An elongated, tapering plate, embedded with one face in matrix. Three 

 sides are shown, the lateral ones ornamented with tubercles and the one between 

 them smooth. The latter and one of the ornamented sides are shown in the 

 figure. E 2451, p. 125. 



Fig. 2. A plate resembling the preceding. The opposite side to the one shown 

 in the figure is excavated with vascular surfaces as though for a pulp cavity. 

 E 2461, p. 126. 



Fig. 3. Type. Dental plate, slightly defective posteriori}', in outer view. It 

 shows the beak, the bevelled functional margin, and the tubercles ornamenting 

 the outer face. E 1856, and counterpart, E 2450, p. 123. 



282 



