250 STRATiaRAPHIC CATALOGUE. 



obesus, Keyes. 



pernodosus. Hall. 



proboscidians, Hall. 



reticulatus, Hall. 



ecitulus, Meek & Worthen. 



tenuisculptus, McChesney. 



thalia, Hall. 



verrucosus, Hall. 

 Agaricoerinus americanus (Roemer). 



brevis ( Hall). 



pentagonus, Hall. 



planoconvexus, Hall. 



wortheni, Hall. 

 Amphoracrinus divergens ( Hall ). 

 Calceocrinus tunicatus ( Hall). 



ventricosus ( Hall ). 

 Cyathocrinus boonvillensis, Miller, 



enormis ( Meek & Worthen ). 



iowensis, Owen & Shumard. 

 Dorycrinus cornigerus ( Hall). 



elegans, Miller. 



gouldi (Hall). 



kelloggi, Worthen. 



missouriensis ( Shumard). 



mississippiensis, Roemer. 



parvus ( Shumard ). 



subaculeatus ( Hall ). 



unicornis ( Owen & Shumard ), 

 Dichocrir.us blairi, Miller. 



ficus, Cassady & Lyon. 



lineatus, Meek & Worthen. 



liratus, Hall. 



striatus, Owen & Shumard. 

 Batocrinus sequalis ( Hall ). 



8ec[uibrachiatu8 (McChesney). 



biturbinatus ( Hall ). 



blairi, Miller. 



calvini, Rowley. 



chrletyi ( Shumard). 



clypeatus ( Hall ). 



dodecadactylus ( Meek & Worthen). 



elegans ( Hall). 



euconus ( Meek & Worthen ). 



laura ( Hall ). 



loDgirostris ( Hall). 



nashvilJje ( Troost ). 



planodiscus ( Hall). 



pulchellus, Miller. 



pyriformis ( Shumard ). 



