262 STEATIGEAPHIC CATALOGUE. 



Chseaomya leavenworthensis ( Meek & Hayden). 



minnehaha ( Swallow ). 

 Clinopistha radiata ( Hall ). 

 Concardlum parrishi, Worthen. 

 Edmondia aspinwallensis, Meek. 



glabra, Meek. 



subtruncata, Meek. 

 . Entolium aviculatum ( Swallow ). 

 Euhondria neglecta, ( Geinitz ). 

 Lima retifera, Shumard. 

 Macrodon obsoletus, Meek. 



sangamonensis ?, Worthen. 



tenuistriatus, Meek & Worthen. 

 Monopteria longispina (Cox). 



gibbosa ( Meek & Worthen ). 

 Monotis? gregaria, Meek & Worthen. 

 Myallna kansasensis, Shumard. 



recurvirostris, Meek & Worthen. 



perattenuata, Meek & Hayden. 



subquadrata, Shumard. 



swallowi, McChesney. 

 Nucula parva, McChesney. 



ventricosa, Hall. 

 Nuculana bellistriata ( Stevens ). 

 Pinna peracuta, Shumard 

 Placunopsis carbonaria, Meek & Worthen. 

 Pleurophorus oblongus, Meek, 

 Schizodus ? curtus, Meek & Worthen. 



harii, Miller. 



wheeler! ( Swallow ). 

 Solenopsis solenoides ( Geinitz ). 

 Yoldia subscitula ? ( Meek & Hayden ). 



GASTEROrODS — 



Aclisina minuta ( Stevens ). 



robusta (Stevens ). 



stevensana ( Meek & Worthen). 

 Anomphalus rotulus, Meek & Worthen. 

 Bellerophon bellus, Keyes. 



crassue, Meek & Worthen. 



marcouanus, Geinitz. 



meekianus, Swallow. 



montfortianus, Norwood & Pratten. 



nodocarinatus, Hall. 



percarinatus, Conrad. 



stevensianus, McChesney. 



urii, Fleming. 



