FOSSILS OF THE CINCINNATI GROUP. 19 



Cyclonema (Holopea) minor, James. 



Cyclonema montrealensis, Billings. 



Cj^clonema percarinatum, Hall. 

 • *Cyclonema phaedra, Billings. 

 — *Cyclonema pyramidatum, James. 



Cyclonema transversum, Ulrich.§ 



Cyclonema varicosum, Hall. 



Cyclora depressa, Ulrich. 



Cyclora hoffmani, S. A. Miller. 

 '^Cyclora minuta, Hall. 



Cyclora parvula, Hall. 



Cyrtolites carinatus, S. A. Miller. 



Cyrtolites compressus, Conrad. 



Cyrtolites costatus, James. 



Cyrtolites dyeri, Hall. 



Cyrtolites elegans, S. A. Miller. 



Cyrtolites magniis, S. A. Miller. 



Cyrtolites nitidulus, Ulrich. 

 ^^*Cyrtolites ornatus, Conrad. 

 *Fusispira subfusiformis, Hall. 



Fusispira terebriformis, Hall. 



Holopea obliqua, HalL 



Holopea paludinaformis, Hall. 



Microceras inornatum, Hall. 



Microceras minutissimum, Ulrich. 



Murchisonia angustata, Hall. 



Murchisonia angustina, Billings. 

 ^ *Murchisonia bellacincta, Hall. 



Murchisonia decurta, Hall. 

 ^ ^Murchisonia gracilis, Hall. 

 K^' ^Murchisonia milleri. Hall. 



Murchisonia multigruma, S. A. Miller. 



*Murchisonia perangulata. Hall. 



*Murchisonia simulatrix, Billings. 



Murchisonia sumnerensis, Safford. 



Murchisonia uniangulata, Hall, 



Ophileta levata ( ?) Vanuxem. 



