318 



NEW YORK STATE MUSEUM 



Pelecypoda 



27 Ilionia cf. canadensis Billings 



28 I. galtensis Whiteaves 



29 I. sinuata Hall 



30 Mytilarca sp. 



31 Pterinea securiformis Hall 



32 P. subplana Hall 



33 P. subreeta Hall 



34 Tellinomya eqnilatera Hall 



Gastropoda 



35 Bellerophon auriculatus Hall 



36 Bucania sp. 



37 Murchisonia ? terebrans Hall 



38 Pleurotomaria ? subdepressa Hall 



39 P. sp. 



40 Polenmita cf. crenulata Clarke & Ruedemann 

 Vermes 



41 Spirorbis sp. 

 Cephalopoda 



42 Trochoceras gebbardi Hall 



43 T. turbinatum Hall 



44 Cyrtoceras sp. 

 4r» Gyroceras sp. 



40 Kionoceras darwini Billings 



47 Oncoceras trusituni Clarke & Ruedemann 



48 Orthoceras expansum Hall 



49 O. (large sp.) 



50 Pbragnioceras corallophilum Clarke 



Pteropoda 



."l Gornulites arcuatus Conrad 



52 Tentacnlites sp. 



Ostracoda 



53 Beyrichia (2 si»n-h'si 

 Trilobita 



54 Calymmene camerata Coiirad 



55 C. niagarensis Hall 



56 Dalmanites sp. 



57 Homalonotus sp. 



58 Leperditia jonesi 7/'/// 



59 L. scalaris Jones 



00 Lichas (Dicranogmus) ptyonnrus Hall 



01 Proetus sp. 



B Fossils of the Rondout beds of the Schoharie region 



1 Halysites catenularia rar. 1 



2 Favosites lielderbergiae precedens Sch n chert 



3 Stromatopora cf. antiqua Nicholson & Murray 



4 Cainarotoeehia litcbrieldensis Schuchert 



5 Stropheodonta bipartita Hall 

 Orthothetes interstriatus //«// 



7 Rhynchonella Iamellata EfaM 



8 Spirifer corallinensds Gralyau 



9 S. eriensis Chrabau 1 



l Reported by Schuchert from the "cement rock at Scbobarie". Am. 

 Geol. 31:104. 



