TRENTON CONGLOMERATE OF RYSEDORPH HILL 91 



6 Reddish gray compact limestone {continued) 



Isoehilina armata Walcott, var. pygmaea var. nov. r 



Schmidtella crassimarginata Ulrich, var. ventrilabiata 



var. nov. cc 



Eurychilina reticulata Ulrich c 



E. bulbifera sp. nov. r 



E. (?) solida sp. nov. it 



Ei. subradiata Ulrich, var. rensselaerica var. nov. c 



Bythoeypris cylindrica Hall sp. cc 



7 Gray crystalline limestone 



Prasopora simulatrix Ulrich, var. ori en talis Ulrich r 



Rafinesquina alternata Conrad sp. cc 



R. deltoidea Conrad sp. r 



Lepitaena rhomboidalis Wilckens r 



Plectambonites sericeus Sowerby sp., var. asper James cc 



P. pisum sp. nov. r 



Triplecia nucleus Hall c 



Orthis tricenaria Conrad c 



Plectorthis plicatella Hall c 



Dalmanella testudinaria Dolman sp. c 



D. subaequata Conrad, var. pervetus Conrad c 



Dinorthis pectinella Emmons sp. r 



Parastrophia hemiplicata Hall r 



Protozyga exigua Hall c 



Zygospira recurvirostris Hall c 



Modiolopsis cf. aviculoides Hall r 



Conradella compressa Conrad r 



Carinaropsis carinata Hall c 



Lfophospira bicincta Hall sp. c 



Li. perangulata Hall sp. e 



Liospira subtilistriata Hall sp. cc 



ClathrO'Spira subconica Hall c 



Trochonema umbilicatum Hall sp. c 



Cyrtospira attenuata sp. nov. rr 



Hyolithus rhine sp. nov. rr 



Cyrtoceras subannulatum Hall rr 

 Spyroceras bilineatum Hall sp. ? (teste Emmons) 



S. cf. anellus Conrad sp. r 



Remopleurides linguatus sp. nov. rr 



Isotelus maximus Locke cc 



Illaenus americanus Billings c 



Thaleops ovata Conrad r 



Pterygometopus eboraceus Clarke r 



P. callicephalus Hall sp. e 



Dalmanites achates Billings c 



Ceraurus pleurexanthemus Green c 



