62 NEW YORK STATE MUSEUM 



37 Whiteavesia cincta nov. 



38 W. cumingsi nov. 



39 Orthodesma ? subcarinatum nov. 



40 Whitella elongata nov. 



41 Clidophorus ventricosus nov. 



42 C. foerstei nov. 



43 Ctenodonta levata (Hall) 



44 C. declivis nov. 



45 C. prosseri nov. 



46 C. radiata nov. 



47 C. recta nov. 



48 C. subcuneata nov. 



49 Lyrodesma schucherti nov. 



50 Solenomya ? insperata nov. 



51 Cuneamya acutifrons Ulrich 



52 Archinacella orbiculata (Hall) 



53 Cyclonema montrealense Billings 



54 C. cushingi n<m 



55 Clathrospira subconica Hall 



56 Protowarthia cf. cancellata (Hall) 



57 Pleurotomaria cf. lenticularis (Hall) 



58 Murchisonia (Lophospira) uniangulata var. abbreviata 



Hall 



59 Orthoceras tenuitextum (Hall) 



60 O. lineolatum (Hall) 



6 1 Spyroceras bilineatum (Hall) 



62 Conularia trentonensis Hall var. multicosta nov. 



63 Pterotheca cf. canaliculata (Hall) 



64 Eoharpes ottawensis (Billings) 



65 Trinucleus concentricus (Eaton) 



66 Proetus undulostriatus (Hall) 



67 Triarthrus becki Green 



68 Isotelus gigas Dekay 



69 Acidaspis trentonensis Hall 



70 Calymmene senaria Conrad 



71 Pterygometopiis callicephalus (Hall) 



72 Ctenobolbina ciliata (Emmons) , 



73 C. ciliata Var. cornuta Ruedemann 



74 C. subrotunda Ruedemann 



75 Lepidocoleus jamesi (/fa// & Whit field) 



76 Turrilepas ? filosus -Ruedemann 



77 Pollicipes siluricus Ruedemann 



78 Technophorus cancellatus Ruedemann* 



1 To this list have to be added a number of interesting species which 

 were obtained by the writer when this paper was already in press, at 

 the excavations for the shops of the Delaware & Hudson R. R. at 



