1444 



BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Pleurolomaria gregaria Billings. (Quebec.) 

 Pleurotomaria missisquoi Billings. (P.) 

 Pliomerops convexus (Billings). (Quebec.) 

 Pliomcrops salteri (Billings). (P.) 

 Plwmerops uestoni (Billings). (Quebec.) 

 Polygyrata hunterensis (Cleland). (F. H.) 

 Polygyrata sinistra Weller. (New Jersey.) 

 Polytcechia apicalis (Whitfield). (C.) (D4.) 

 Primitia logani (Jones). (Quebec.) 

 Primitia logani leperditioides (Jones). (Quebec.) 

 Primitia logani reniformis (Jones). (Quebec.) 

 Protocycloceras(?) furtivum (Billings). 

 Protocycloceras lamarcki (Billings). (B., Quebec, 



etc.) 

 Protocycloceras wMtfiddi Rudemann. (C.) (D4.) 

 Protorthis? cassinensis Whitfield. (C.) (D4.) 

 Protorthis? minima Whitfield. (C.) (D4.) 

 Pycnoccras calcifcriforme Hyatt. (P.) 

 Raphistoma compressum Whitfield. (C.) (D4.) 

 Raphistoma hortensia (Billings). (C.) (D4.) 

 Rapliistoma obtusum Cleland. (T. H.) 

 Remopleurides affinis Billings. (Quebec.) 

 Ribeiria calcifera Billings. (Quebec.) 

 Ribeiria compressa Whitfield. (C.) (D4.) 

 Ribeiria? longiuscula Billings. (Quebec.) 

 Ribeiria? nuculitiformis Cleland. (T. H.) 

 Ribeiria nuculitiformis equilatera Cleland. (T. H.) 

 Ribeiria parva Collie. (Pennsylvania.) 

 Ribeiria turgida Cleland. (T. H.) 

 Ribeiria ventricosa Whitfield. (C.) (D4.) 

 Scenella? alta (Whitfield). (B.) (Dl.) 

 Scenella cassinensis Bassler. (C.) (D4.) 

 Scenella conica Ulrich and Scofield. (C.) (D4.) 

 Scenella orithyia (Billings). (P.) 

 Schrcedcroccras cassinense (Whitfield). (C.) (D4.) 

 Schrcederoccras eatoni (Whitfield). (C.) (D4.) 

 Scolithus minutus Brainerd and Seely. (Vermont.) 



(C) 

 Seelya difficilis (Whitfield). (C.) (D4.) 

 Seelya ventricosa Ulrich. (C.) (D4.) 

 Sinuites cassinensis (Whitfield). (C.) (D4.) 

 Sinuitcs rossi (Collie). (Pennsylvania.) 

 Straparollina minima Whitfield. (Vermont.) 

 Straparollus parvus Cleland. (T. H.) 

 Symphysurus convexus (Cleland). (T. H.) 

 Syntrophia(?) armunda (Billings). (P.) (D2.) 

 Syntrophia calcifera (Billings). (P.) 

 Syntrophia campbelli Walcott. (Tennessee.) 

 Syntrophia lateralis (Whitfield). (C; Fort Hunter, 



N. Y.;N.J.) (D4, etc.) 

 Syntrophia palrnata Cleland. (T. H.) 

 Tarphyceras champlainense (Whitfield). (C.) (D4.) 

 Tarphyceras clarkei Ruedemann. (Valcour, N. Y.) 



(D4.) 

 Tarphyceras farnsworthi (Billings). (P.) 

 Tarphyceras macdonaldi Hyatt. (Virginia.) 

 Tarphyceras perkinsi (Whitfield). (C.) (D4.) 

 Tarphyceras seelyi (Whitfield). (C.) (D4.) 

 Triplccia{?) radiata Whitfield. (B.) (DL) 

 Trocholites internistriatus (Whitfield). (C.) (D4.) 

 Trocholitoceras wakotti Hyatt. (C.) (D4.) 

 Trochonema exile Whitfield. (B.) (Dl.) 

 Tryblidium? acutum Whitfield. (B.) (Dl.) 

 Tryblidium niobc (Billings). (P.) 

 Tryblidium ovale Whitfield. (C.) (D4.) 

 Tryblidium ovatum Whitfield. (C.) (D4.) 

 Turritoma ada (Billings). (Quebec.) 



Wingia congregata Seely. (C.) 

 Wingia discoidca Seely. (Vermont.) 

 Wingia lapilla Seely. (Vermont.) 



CANADIAN OF MISSISSIPPI VALLEY AND 'WESTERN 

 NORTH AMERICA. 



A phetoceras complanatum Shumard. (Missouri.) 

 Bucanclla nana Meek. (Colorado.) 

 Caryocaris wrighti Salter. (Arkansas.) 

 Ceratopyge canadensis Walcott. (Goodsir of British 



Columbia.) 

 Clarkella montanensis Walcott. (Montana.) 

 Clarkoceras newton winchelli (Clarke). (Shakopee of 



Minnesota.) 

 Cryptozoon giganteum Chaney. (Shakopee of Min- 

 nesota.) 

 Cryptozoon minncsotensc Winchell (Shakopee of 



Minnesota.) 

 Cryptozoon minncsotensc libertatis Winchell. (Shak- 

 opee of Minnesota.) 

 Dcndrograptus serpens Hopkinson. (Nevada.) 

 Dicellomus nanus (Meek and Hayden). (Wyoming.) 

 Didymograptus euodus Lapworth. 

 Didymograptus perflexus Gurley. (Nevada.) 

 Eccyliomphalus gyroceras (Roemer). (Texas.) 

 Eccylioptcrus michlcranus (Hall). (Texas.) 

 Endoceras consuetum Sardeson. (Shakopee of Min- 

 nesota.) 

 Eoorthis dcsmopleura '(Meek). (Colorado.) 

 Eoorthis dcsmopleura nympha Walcott. (Colorado.) 

 Eoorthis wichitaensis Walcott. (Colorado.) 

 Glossograptus ciliatus liorridus Ruedemann. (Ne- 

 vada.) 

 Helicotoma{t) peccatonica Sardeson. (Shakopee of 



Minnesota.) 

 Hemigyrapsis meconnelli Raymond. (Goodsir of 



British Columbia.) 

 Hormotoma argylensis (Sardeson). (Shakopee of 



Minnesota.) 

 Hormotoma melaniaformis (Shumard). (Missouri.) 

 Lingalella? allani Walcott. (Goodsir of British Co- 

 lumbia.) 

 Lingulclla desiderata (Walcott). (Colorado.) 

 Lingulella vioosensis Walcott. (Goodsir of British 



Columbia.) 

 Megalaspis goniocerca (Meek). (Utah.) 

 Murchisoni? carini/era Shumard (Missouri). 

 MurcMsonia ozarkensis Shumard (Missouri). 

 Obolus discoidea (Hall and Whitfield). (Utah.) 

 Obolus ( Westonia) elongatus (Walcott). (Utah.) 

 Obolus loperi Walcott (Colorado). 

 Obolus matinalis (Hall). (Colorado.) 

 Obolus mollhonensis Walcott. (Goodsir of British 



Columbia.) 

 Obolus ( Weslonia) notchensis Walcott. (Utah.) 

 Obolus ( Westonia) rogersi Walcott. (Drift, Mass.) 

 Obolus rotundatus Walcott. 

 Ophileta complanata nana Meek. (Utah.) 

 Orthoceras colon White. (Utah.) 

 Orthoceras ozarkense Shumard. (Missouri.) 

 Phyllograptus loringi White. (Utah.) 

 Polygyrata polygyrata (Roemer). (Texas.) 

 Polygyrata rotuliformis (Meek). (Nevada.) 

 Polygyrata trochiscus (Meek). (Nevada.) 

 Raphistoma ruidum Sardeson. (Shakopee of Min- 

 nesota.) 

 Raphistoma subplanum Shumard. (Missouri.) 



