ECHINOIDS. 131 



Primary spines long-, subfusiform, covered by long, scat- 

 tered spinous processes. 



Horizon and localities — Upper Carboniferous, Upper 

 Coal Measures : Kansas City. 



ASTEROIDS. 



Ony chaster as per Miller. 



Onyehasier asper Miller, 1891 : Geol. Sur. Indiana, 17th Ann. Rep., adv. 

 sheets, p. 74, pi. xii, figs. 3-4. 



Horizon and locality — Lower Carboniferous, Keokuk 

 limestone : Boonville (Cooper county). 



This and two other similar, if not identical, species from 

 the same place are the first records of the group from Mis- 

 souri. 



