TRENTON CONGLOMERATE OF RYSEDORPH HILL 91 



6 Reddish gray compact limestone {continued) 



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



Schmidtella crassimaxginata UlricJi, var. ventrilabiata 



fo?\ nov. cc 



Eurychilina reticulata Ulrich c 



E. bulbifera sp. nov. r 



E. (?) solida sp. nov. rr 



E. subradiata TJJricli, var. rensselaerica var. nov. c 



Bythocypris cylindrica Ball sp. cc 



7 Gray crystalline limestone 



Prasopora simulatrix Ulrich, var. orientalis Ulrich r 



Rafinesquina alternata Conrad sp. cc 



R. deltoidea Conrad sp. r 



Leptaena rbomboidalis Wilckens r 



Plectambonites sericeus Sowerhy sp., var. asper James cc 



P. pisum sp. nov. r 



Triplecia nucleus Hall c 



Ortbis tricenaria Conrad c 



Plectorthis plicatella Hall c 



Dalmanella testudinaria Dalman sp. c 



D. subaeqiiata Conrad, var. pervetus Conrad c 



Dinorthis pectinella Emmons sp. r 



Parastropbia bemiplicata Hall r 



Protozyga exigua Hall c 



Zygospira recurvirostris Hall c 



Modiolopsis cf. aviculoides Hall r 



Conradella compressa Conrad r 



Carinaropsis carinata Hall c 



Lopbospira bieincta Hall sp. c 



L. perangulata Hall sp. c 



Liospira subtilistriata Hall sp. cc 



Clatbrospira subconica Hall c 



Trocbonema umbilicatum Hall sp. c 



Cyrtospira attenuata sp. nov. rr 



Hyolitbus rbine 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 



lUaenus americanus Billings c 



Tbaleops ovata Conrad r 



Pterygometopus eboraceus Clarke r 



P. callicepbalus Hall sp. c 



Dalmanites achates Billings c 



Ceraurus pleurexanthemus Green c 



