1480 BULLETIN" 92, UNITED STATES NATIONAL MUSEUM. 



Ctenobolbina emaciata (Ulrieh). 



Ctenodonta calvini Ulrieh. 



Ctenodonta fecunda (Hall). 



Ctenodonta simulatrix Ulrieh. 



Cybcloidcs ioiccnsis Sloconi. 



Cycloceras pcrroti (Clarke). 



Cyrloccras whitneyi Hall. 



Cyrtodonta grandis luculenta (Sardeson). 



Cyrtoliics conradi Hall. 



Cyrtolitcs disjunctus Ulrieh and Scofleld. 



Dalmanclla corpulenta (Sardeson). 



Dalmanclla futilis (Sardeson). 



Dalmanclla ignota (Sardeson). 



Dalmanclla macrior (Sardeson). 



Dalmanclla porrccta (Sardeson). 



Dcndrocrinus angustatus (Meek and Worthen). 



Dendrocrinus oswegoensis Meek and Worthen. 



Dicranopora fragilis (Billings). 



Dinorlhis proavila (Winchell and Schuchert). 



Diplograptus pcosta Hall. 



Encrinurus crislatus Clarke. 



Encrinurus pernodosns Slocom. 



Endoceras bristolcnse Miller. 



Endoceras cgani Miller. 



Eurydictya stcrlingcnsis Ulrieh. 



Fencstella granulosa Whitfield. 



Halysites gracilis Hall. 



Hormotoma gracilis multivolvis Ulrieh and Seofield. 



Ilomotrypella rustica Ulrieh. 



Hyolithes parviusculus (Hall). 



locrinus crassus (Meek and Worthen). . 



Isotclus iowensis (Owen). 



Leptxna unicostata (Meek and Worthen). 



Lcptobolus occidentalis Hall. 



Lingula beltrami Winchell and Schuchert. 



Lingula (Palxoglossa) deflecta l Winchell and Schu- 



chcrt). 

 Lingula philomcla Billings. 

 Lingulasma schuchcrti Ulrieh. 

 Lingulops whitftcldi nail. 

 Lioclemclla annulifera (Whitfield). 

 Lioclcmclla fusiformis (Whitfield). 

 Lioclemclla nitida (Ulrieh). 

 Lioclemclla solidissima (Whitfield). 

 Lopliospira acuminata Ulrieh and Seofield. 

 Lophospira quadrisulcata Ulrieh and Seofield. 

 Meekospira subconica Ulrieh and Seofield. 

 Megalaspis beckeri Slocom. 

 Modiolopsis exccllens Ulrieh. 

 Monotrypa? nodosa Ulrieh. 

 Nileus vigilans (Meek and Worthen). 

 Oncliomctopus susx (Whitfield). 

 Orbiculoidca lamellosa (Hall). 

 Ortltoccras sociale Hall. 

 Platystropliia acutilirala (Conrad). 

 Plcctambonites precosis (Sardeson). 

 Plectambonites reccdens (Sardeson). 

 Plectambonites saxcus (Sardeson). 

 PlectortMs (Auslinella) whitfieldi (N. H. Winchell). 

 Plethospira semele (Hall). 

 Pleurotomaria (? Lopliospira) depaupcrata Hall. 

 Porocrinus crassus Meek and Worthen. 

 Primitia dorsicornis (Ulrieh). 

 Primitia gibbcra Ulrieh. 

 Primitia imprcssa Ulrieh. 

 Primitia tumidula Ulrieh. 

 Ptcrygomctopus fredricki Slocom. 

 Pterymetopus larrabcei Slocom. 



Rafincsquina kingi (Whitfield). 



Rhynchotrema nccnali (Whitfield). 



Saffordia sulcodorsata (Ulrieh). 



Saffordia ventralis Ulrieh. 



Salpingostoma imbrkatum Ulrieh and Seofield. 



Schizotreta minutula Winchell and Schuchert. 



Schizotrcta pclopca (Billings). 



Sinuitcs concinna (Ulrieh and Seofield). 



Spatiopora ioivcnsis Ulrieh. 



Sphccrocoryphe maquokctensis Slocom. 



Strophomena acuta (Winchell and Schuchert). 



S/rophomena cardinalis (Whitfield). 



Strophomena flucluosa occidentalis Foerste. 



Strophomena ncglccta (James). 



Strophomena planodorsata Winchell and Scrmcheri . 



Strophomena wisconsinensis Whitfield. 



Tcntaculitcs oswegoensis Meek and Worthen. 



Thaleops ovata Conrad. 



Trematis{?) pustulosa Hall. 



Trcmatoporaf? granulata Whitfield. 



Triplccia ulrichi Winchell and Schuchert. 



WTiitclla obliqua Ulrieh. 



THiitella quadrangularis (Whitfield). 



Whitella stcrlingcnsis (Meek and Worthen). 



RICHMOND (FERNVALE) OF ILLINOIS, TENNESSEE, 

 MISSOURI, ARKANSAS, AND OKLAHOMA. 



A nolotichia pondcrosa Ulrieh. 



Arthroclema angulare Ulrieh. 



Constellaria parva Ulrieh. 



Constellaria polystomella Nicholson. 



Corynotrypa turgida (Ulrieh). 



Crepipora hemispherica Ulrieh. 



Cyphotrypa wilmingtonensis Ulrieh and Bassler. 



Dalmanclla tcrsa (Sardeson). 



Dekayclla singularis (Ulrieh). 



Dinorthis subquadratd (Hall). 



Diplotrypa? dubia Ulrieh. 



Eurydictya montifera Ulrieh. 



Favositclla cpidermata (Ulrieh). 



Heloporaimbricala Ulrieh. 



Eemiphragma imperfectum (Ulrieh). 



Ecterotrypa affinis (Ulrieh). 



Homotrypa gclasinosa Ulrieh. 



Homotrypa splendens Bassler. 



Ilomotrypella contexta Ulrieh. 



Lingulasma schucherti Ulrieh. 



Lingulops cliftonensis Foerste. 



Lioclema uulmingtonensc Ulrieh. 



Nicholsonella peculiaris Cumings and Galloway. 



Orbignyclla lamellosa (Ulrieh). 



PachydictyafciicstcUiformis corticula Ulrieh. 



Pachydictya? firma Ulrieh. 



Pachydictya gigantea Ulrieh. 



Pachydictyaf splendens Ulrieh. 



Parastrophia divcrgens Hall and Clarke. 



Phxnopora ivilmingtoncnsis Ulrieh. 



Platystrophia acutilirala (Conrad). 



PlectortMs (Austinella) kankakensis (McChesney). 



Protocrisina exigua Ulrieh. 



Ptilodictya magnifica Miller. 



Ptilotrypa obliquata Ulrieh. 



Rhombolrypa crassimuralis (Ulrieh). 



Rhombotrypa quadrata (Rominger). 



Rhynchotrema manniensc Foerste. 



Rhynchotrema perlamellosum (Whitfield). 



Sinuitcs canccllata (Hall). 



Strophomena planodorsata Winchell and Schuchert. 



