EXPLANATION OF PLATE XIII. 

 (All figures after Clark.) 



ANANCHYTES OVALIS Clark, p. 295 



1-5. Lateral, anterior, ventral, dorsal and posterior views of a 

 complete individual. 



6. Apical disk, enlarged. 



7. Several ambulacral plates, much enlarged. 



8. Several interambulacral plates, much enlarged. 



Vincentov.'n limesand; Vincentoivn. 



CARDIASTER SMOCKI Clark n. sp., p. 298 



(Illustrations contributed by Dr. W. B. Clark.) 

 9-11. Dorsal, lateral and ventral views, of the type specimen. 

 Merchantville clay-marl. 



