226 PALAEONTOLOGY OF NEW YORK. 



0. Nevadeusis, Meek Carboniferous. 



* 0. Pecosi, Marcou Coal Measures. 



* 0. Penniana, Derby Carboniferous. 



SCHIZOPHORIA, King. 1850. 

 XII. Group of Orthis resupinata, Martin. 



* 0. senecta, sp. nov Clinton. 



* 0. multistriata, Hall Lower Helderberg. 



[?] 0. peduncularis, Hall Lower Helderberg. 



0. propinqua, Hall : Corniferous. 



* 0. Macfarlanii, Meek Upper Devonian. 



* 0. Tulliensis, Hall Tully. 



* 0. lowensis, Hall Chemung. 



* 0. carinata, Hall Chemung. 



* 0. impressa, Hall Chemung. 



* 0. Tioga, Hall : Chemung. 



* 0. Swallovi, Hall Burlington. 



* 0. resupinata, Martin Lower Carboniferous. 



0. resupinoides. Cox Coal Measures. 



* 



* 



ORTHOTICHIA 



(iioni. i)ropos). 



XIII. Group of Orthis (?) Morganiana, Derby. 



* 0.(?) Morganiana, Derby Coal Measures. 



ENTELETES, Fischer de Waldheim. 1830. 

 XIV. Group of Enteletes Lamarcki, Fischer de Waldheim. 



* Enteletes 



hemiplicatus. Hall Coal Measures. 



