1506 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



CAYUGAN (KOKOMO) OF INDIANA. 



A mplexus scptatus Foerste. 



Buthotrcphis divaricata David White. 



Buthotrcphis newlini David White. 



Chonctcs collkulus Foerste. 



Calospira congregata (Kindle and Breger). 



Concliidiuin colletti Miller. 



Dalmanella elegantula Dalman. 



Eurypterus (Onydhopterus) kokomoensis Miller and 



Gurley. 

 Eurypterus ranilarm Clarke and Ruedemann. 

 Eusarcus newlini (Claypole). 

 Favositcs pyriformis-kokomoensis Foerste. 

 Isochilina musculosa Foerste. 

 Ehulcnia kokomoensis Foerste. 

 Leptxna rhomboidalis Wilckens. 

 Pentamerus divergens Foerste. 

 Spirifcr corallinensis Grabau. 

 Spirifcr cxiguus Foerste. 

 Stylonurus (Drepanopierus) longicauiatus Clarke 



and Ruedemann. 

 Whitfieldella erccta Foerste. 

 Wilsonia kokomoensis Foerste. 



CATUGAN OF APPALACHIAN VALLEY, NETT YOP.K AND 

 ONTAF.IO. 



(Cobleskill=C; Akron=A.; McKenzie=Ma.; Ber- 

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

 R.; New Bloomfield=N.) 



Actinostroma tenuissimum Paiks. (C.) 

 A trypa reticularis Linnseus. (C.) 

 Bellerophon auriculatus Hall. (C.) 

 Beyrich ia moodcyi Ulrich and Bassler. (Ma.) 

 Buthotrcphis clavelloidcs (Grabau). (A.) 



r< phis lesquercuxi Grote and Pitt. (A.) 

 Calymenc camerata Conrad. (C.) 

 Calymenc niagarensis Hail. (C.) 

 Camarotcechia lamellata (Hall). (&.} 

 Camarotcechia lilchficidensis (Schuchert). (C.) 

 Ceratiocaris aculeata (Hall). (B.) 

 Ccratiocaris acuminata Hall. (B.) 

 Ceratiocaris maccoyana Hall. (B.) 

 Ccratiocaris (Limnocaris) przecedens Clarke. (P.) 

 Chonctcs jersey ensis Weller. (C.) 

 Ccelocaulus obtusus (Hall). (C.) 

 Ccelocaulus terebrans (Hall). (C.) 

 Corn ulites arcaatus Conrad. (C.) 

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

 Ctenodonta equilatera (Hall). (C.) 

 Cienodonta? nucleiformis (Hall). (M.) 

 Cyathophyllum hydraulicum Simpson. (A., M.) 

 Cyrtoeeras subrectum Hall. (M.) 

 Diphy phyllum coralliferum (Hall). (C.) 

 Dolichopterus macrochcirus Hall. (B.) 

 Botichoplcrus siluriccps Clarke and Ruedemann. 



(B.) 

 Dolichoptcrus{?) testudincus Clarke and Ruedemann. 



(B.) 

 Ectomaria? extenuata (Hall). (M.) 

 Ectomaria minuta (Hall). (M.) 

 Emmclczoe decora Clarke. (P.) 

 Enterolasma caliculus (Hall). (C.) 

 Eurypterus dekayi Hall. (B.) 

 Eurypterus lacustris Harlan. (B.) 



Eurypterus lacustris pachyckeirus (Hall). (B.) 

 Eurypterus microphthalmus Hall. (M.) 

 Eurypterus pittsfordensis Sarle. (P.) 

 Eurypterus pustulosus Hall. (B.) 

 Eurypterus remipes DeKay. (R., B.) 

 Eusarcus scorpionis Grote and Pitt. (B.) 

 Eusarcus vaningeni Clarke and Ruedemann. (P.) 

 Goniophora dubia (Hall). (M.) 

 Halysites catenularia Linnaeus. (C.) 

 HelenterophyUum caliculoides Grabau. (M.) 

 Holopea? clongata Hall. (M.) 

 Hugh milleria socialis Sarle. (P.) 

 Hughmillcria socialis robusta Sarle. (P.) 

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

 Lciopteria subplana (Hall). (C.) 

 Leperdiiia alta (Conrad). 

 Leperdiiia jonesi Hall. (C.) 

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

 Leptxna rhomboidalis (Wilkens). (C.) 

 Limoptera limxformis (Hall). (C.) 

 Mcgambonia ovoidea Hall. (M.) 

 Mitroccras gebhardi (Hall). (A., C.) 

 Monotrypa?? spinosula Hall and Simpson. (M.) 

 Ncraatophycus crassus (Penhallow). (A.) 

 Ovchus clinioni Claypole. (N.) 

 Onchus pcnnsylvanica (Claypole). (N.) 

 Oncoceras cxpansum Hall. (C.) 

 Oncoceras ovoides Hall. (M.) 

 Orbiculoidea numulus Hall and Clarke. (M.) 

 Orbiculoidea vanuxemi (Hall). (M.) 

 Palseaspis americana Claypole. (N.) 

 Plcurotomaria subdeprcssa Hall. (C.) 

 Prismatophyllum inscquale (Hall). (C.) 

 Prolucina galtensis (Whiteavcs). (C.) 

 Proscorpius osbomi (Whitfield). (B.) 

 Protokionoceras trusitum (Clarke and Ruedemann). 



(C.) 

 Pseudoniscus roosevelli Clarke. (F.) 

 Plerinea securiforrais (Hall). (C, R.) 

 Pterinea subrccta (Hall). (C.) 

 Ptcrinea subrugosa (D : Orbigny). 

 Ftcrinopecten? obscurus (Hall). (M.) 

 Ptcrygotus buffalocnsis Pohlman. (B.) 

 Pterygoids cobbi Hall. (B.) 

 Ptcn/gotus cobbi juvenis Clarke and Ruedemann. 



(B.) 

 Ptcrygotus (Erettopterus) grandis (Pchlman). (B.) 

 Ptcrygotus macrophthalmus Hall. (B.) 

 Ptcrygotus monroensis Sarle. (P.) 

 Schuchertella intcrstriata (Hall). (C, A., R.) 

 Spirifcr (Delthyris) corallinensis (Grabau). (C, R.) 

 Spirifcr (Delthyris) eriensis (Grabau). (C, A., R.) 

 Spirifcr (Delthyris) vanuxemi Hall. (M.) 

 Spirorbis laxus Hall. (M.) 

 Straparollus sinuatus (Hall). (M.) 

 Stromatopora clarkei Parks. (C.) 

 Stromatopora constellata Hall. (C.) 

 Strophcodonta bipariita (Hall). (C.) 

 Stropheodonta varistriata (Conrad). (M.) 

 Stylonurus ( Ctenopterus) multispinosus Clarke and 



Ruedemann. (P.) 

 T<.ntaculites gyracanthus (Eaton). (M.) 

 Trochoccras turbinatum Hall. (C.) 

 Whitfieldella^) nucleolata (Hall). (A., C.) 

 Whitfieldella subsulcata Grabau. (A.) 

 Whitfieldella sukaia (Vanuxein). (A., M.) 



