226 PALEONTOLOGY OF NEW YORK. 



O. Nevadensis, Meek Carboniferous. 



* 0. Pecosi, Marcou Coal Measures. 



* 0. Peniiiana, Derby Carboniferous. 



SCHIZOPHORIA, King. 1850. 

 XII. Group of Orthis resupinata, Martin. 



* 0. senecta, sp. nov Clinton. 



* 0. multistriata, Hall Lower Helderbere;. 



[?j 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 



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



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



ENTELETES, Fischer ue Waldheim. 1830. 

 XIV. Group of Enteletes Lamarcki, Fischer de Waldheim. 



* Enteletes 



hemiplicatus, Hall Coal Measures. 



