222 



PALEONTOLOGY OF NEW YORK. 



DIN OUT HIS 



(nom. propos). 



III. Group of Orthis pectinella, Emmons. 



* 0. pectinella, Emmons Trenton. 



0. pectinella, „ Trenton 



var. scmiovalis, liAL,L Aieuiuu. 



* 0. Sweeneyi, N. H. Winchell Trenton. 



PL^SIOMYS 



(nom. propos). 



IV. Group of Orthis subquadrata, Hall. 



0. Iphigenia, BiLLrNGS Trenton. 



* 0. porcata, McCoy Trenton and Hudson River. 



0. retrorsa, Salter Trenton and Hudson River. 



* 0. subquadrata, Hall Trenton and Hudson River. 



* 0. detlecta, Conrau Trenton. 



* 0. recta, Conrad Trenton. 



* 0. loricula, sp. nov Trenton. 



O. Battis, 

 0. imperator, 



* 0. belLarugosa, 



* 0. borcalis, 

 0. Lonensis, 



* 0. insculpta, 



* 0. occidentalis, 



* 0. sinuata, 

 0. Scovillii, 



* 0. Maria, 



* 0. Daytonensis, 



* 0. fausta, 



HEBERTELLA 



(nom. propos). 



V. Group of Orthis sinuata, Hall. 



Billings Quebec. 



Billings Chazy. 



Conrad Trenton. 



Billings Trenton. 



Walcott Trenton. 



Hall Hudson River. 



Hall Hudson River. 



Hall Hudson River. 



Miller Hudson River. 



Billings Anticosti. 



Foerste Clinton. 



Foerste Clinton. 



