1506 BULLETIN 02, UNITED STATES NATIONAL MUSEUM. 



CAYUGAN (KOKOMO) OF INDIANA. 



Amplcxus septatus Foerste. 



Buihotrephis divaricata David White. 



Buthotrcphis newlini David White. 



Chonctes colliculus Foerste. 



Ccclospira congregate (Kindle and Bregsr). 



Conchidium colletti Miller. 



Dalmanella elegantula Dalman. 



Eurypterus (Onychoptcrus") kokomoensis Miller and 



Gurley. 



Eurypterus ranilarva Clarke and Ruedemann. 

 Eusarcus newlini (Claypole). 

 Favositcs pyriformis-kokomoensis Foerste. 

 Isochilina musculosa Foerste. 

 Kladcnia kokomoensis Foerste. 

 Lcptxna rhomboidalis Wilekens. 

 Pcntamerus divergens Foerste. 

 Spirifer corallintnsis Grabau. 

 Spirifer exiguus Foerste. 

 Stylonurus (Drcpanopterus) longicaudatus Clarke 



and Ruedemann. 

 Whitfieldella erccta Foerste. 

 Wilsonia kokomoensis Foerste. 



CAYUGAN OF APPALACHIAN VALLEY, NEW YORK AND 

 ONTARIO. 



(Cobleskill=C.; Akron=A.; McKenzic=Ma.; Eer- 

 tie=B.; Pittsford=P.; Manlius-M.; Rondout= 

 R.; New Bloomfield=X.) 



Actinostroma tcnuissimum Parks. (C.) 



Atrypa reticularis Linneeus. (C.) 



BcllcropJion auriculatus Hall. (C.) 



Bcyrichia moodcyi "Ulrica and Bassler. (Ma.) 



Buihotrephis clavelloides (Grabau). (A.) 



Buthotrephis lesquereuxi Grote and Pitt. (A.) 



Calymcne earner ata Conrad. (C.) 



Calymene niagarensis Hall. (C.) 



CamarotcRchia lamellata (Hall). (C.-) 



Carnarotcechia litchfieldensis (Schuchert). (C.) 



Ceratiocaris aculeata (Hall). (B.) 



Ceratiocaris acuminata Hall. (B.) 



Ceratiocaris maccoyana Hall. (B.) 



Ceratiocaris (Limnocaris) prsecedens Clarke. (P.) 



Chonctes jersey ensis Weller. (C.) 



Coelocaulus oUusus (H all). (C.) 



Ccelocaulus terebralis (Hall). (C.) 



Cornulites arcuatus Conrad. (C.) 



Corydocephalus ptyonurus (Hall and Clarke.) (C.) 



Ctenodonta equUatcra (Hall). (C.) 



Clenodontaf nucleiformis (Hall). (M.) 



CyatJiophyllum hydraulicum Simpson. (A., M.) 



Cyrtoceras subrectum Hall. (M.) 



Diphyphyllum coralliferum (Hall). (C.) 



Dolichoptcrus macrocheirus Hall. (B.) 



Dolichopterus siluriceps Clarke aud Ruedemann. 



(B.) 

 Dolichoptcrus(f) testudineus Clarke and Ruoclemann. 



(B.) 



Ectomaria? extenuata (Hall). (M.) 

 Ectomaria minuta (Hall). (M.) 

 Emmelezoe decora Clarke. (P.) 

 Enterolasma caliculus (Hall). (C.) 

 Eurypterus dekayi Hall. (B.) 

 Eurypterus lacustris Harlan. (B.) 



Euryptcrus lacustris pacliycheirus (Hall). (B.) 



Eurypterus microphthalmus Hall. (M.) 



Euryptcrus pittafordcnsis Sarle. (P.) 



Eurypterus jmstulosus Hall. (B.) 



Eurypterus remipes DeKay. (R., B.) 



Eusarcus scorpionis Grote and Pitt. (B.) 



Eusarcus vaningeni Clarke and Ruedemann. (P.) 



Goniophora dubia (Hall). (M.) 



Halysltes catenularia Linnaeus. (C.) 



HdenterophyUum caliculoides Grabau. (M.) 



Holopea? elongata Hall. (M.) 



Hu-ghmitteria socialis Sarle. (P.) 



HugJimilleria socialis robusta Sarle. (P.) 



Ilionia sinuata (Hall). (C., M.) 



Lciopteria subplana (Hall). (C.) 



Lepcrditia alta (Conrad). 



LeperditiajonesiHall. (C.) 



Lepcrdiiia scalaris (Jones). (C., A.) 



Leptsena rlwmboidalis (Wilkens). (C.) 



Limoptera limseformis (Hall). (C.) 



Megambonia ovoidea Hall. (M.) 



Mitroceras gebhardi (HaU). (A., C.) 



Monotrypaff spinosula Hall and Simpson, (if.) 



Ncmatophycus crassus (Penhallow). (A.) 



O nchus clinton i Clay pole . ( X . ) 



Onchus pennsylvanica (Claypole). (N.) 



Oncoceras expansum Hall. (C.) 



Oncoceras ovoides Hall. (M.) 



Orbiculoidea numulus Hall and Clarke. (M.) 



Orbiculoidea vanuxemi (Hall). (M.) 



Palxaspis americana Claypole. (N.) 



Pleurotomaria subdcpressa Hall. (C.) 



Prisrnatophyllum inxquale (Hall). (C.) 



Prolucina galtensis (Whiteaves). (C.) 



Proscorpius osborni (Whitfield). (B.) 



Protokionoceras trusitum (Clarke and Ruedemann). 



(C.) 



Pseudoniscus roosevelti Clarke. (P.) 

 Pterinea securiformis (HaU). (C., R.) 

 Pierinea subrecta (Hall). (C.) 

 Pterinea subrugosa (D'Orbigny). 

 Pterinopccten? obscurus (Hall). (M.) 

 Pterygotus buffaloensis Pohlman. (B.) 

 Pterygoluscobbi'H.zll. (B.) 

 Pterygotus cobbi juvenis Clark and Rusdemann. 



(B.) 



Pterygotus (EreUopterus) grandis (Pohlman). (B.) 

 Pterygotus macrophthalmus Hall. (B.) 

 Pterygotus monroensis Sarle. (P.) 

 Schucliertella interstriata (Hall). (C., A., R.) 

 Spirifer (Deltliyris) corallinensis (Grabau). (C. , R.) 

 Spirifer (Dellliyris) eriensis (Grabau). (C., A., R.) 

 Spirifer (Delthyris) vanuxemi Hall. (M.) 

 Spirorbis laxus HaU. (M.) 

 Straparollus sinuatus (Hall). (M.) 

 Stromatopora clarkei Parks. (C.) 

 Stromatopora constellata Hall. (C.) 

 Stropheodonta bipartita (Hall). (C.) 

 Stropheodonta varistriata (Conrad). (M.) 

 S'ylonurus ( Ctenopterus) muUispinosus Clarke and 



Ruedemann. (P.) 



Tcntaculites gyracanthus (Eaton). (M.) 

 Trochoccras turbinatum Hall. (C.) 

 V,'M!ficldcUa(?) nucleolata (HaU). (A., C.) 

 Whitfieldella subsulcata Grabau. (A.) 

 Whitfieldella sukata (Vanuxem). (A., M.) 



