1476 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



ORDOVICIAN OP SOUTH AMERICA. 



Agnostus bolivianus Hoek. 

 Area?? gracilis Hoek. 

 Arcthusina argentina Kayser. 

 Batliyurus?? darwini Kayser. 

 BathyurusT lajcnsis Kayser. 

 Batliyurus? orbignyanus Kayser. 

 Bhtramia elegans Hoek. 

 Boliviana bipennis Salter. 

 Boliviana mclocactus Salter. 

 Boliviana proboscidea Salter. 

 Calymene callicephala Green. 

 Calymene diops Green. 

 Cruziana cucurbita Salter. 

 Cruziana furcifcra D'Orbigny. 

 Cruziana unduavi Salter. 

 Cryptolithvs boliviensis Lake. 

 Cryptolithus hruegeri (Hoek). 

 Diclyonema mnrrayi tarijense Hoek. 

 Hemigyruspis liquensis (Hoek). 

 Homalonotus? bistrami Hoek. 

 Illxnus argentinus (Kayser). 

 Leptxna{?) stelzneri Kayser. 

 Lingula boliviana Hoek. 

 Lingula cllipsiformis Hoek. 

 Lingula inornata Hoek. 

 Lingula lincata Hoek. 

 Macluritcs avellanedx (Kayser). 

 Maclurites sarmicnti (Kayser). 

 Megalaspsisf americana Hoek. 

 Megalaspsis brackenbuscM Kayser. 

 Megalaspsisf matacensis Hoek. 

 Monticulipora? argentina Kayser. 

 Orthis calligramma Kayser. 

 Orthis disparilis (Kayser). 

 Orthis? saltensis Kayser. 

 Orthis vespertilio Sowerby. 

 Orthoceras bolirianum Hoek. 

 Parabolinella andina Hoek. 

 Parabolinopsis mariana Hoek. 

 Pizarroa quichuana Hoek. 

 Pterygomctopus saltensis Kayser. 

 Strophomena{?) talacastensis Kayser. 

 Thysanopygc argentina Kayser. 

 Tunarria cochambambina Hoek. 



ORDOVICIAN (MISCELLANEOUS). 



(Exact horizon unknown.) 



Asaphus? astragolotes Green. 



Bellcroplwn allcgoricus White. (Utah.) 



Dinorthis font al is (White). (Utah.) 



Oirvanella antiqua Dawson. (Quebec.) 



Isotilus cyclops Green. (N. Y.) 



Labyrinthitcs chidlcnsis Lambe. (Arctic America.) 



Myrianites murchisoni Emmons. (Me.) 



Myrianites sillimani Emmons. (Me.) 



Ncmapodia tcnuissima Emmons. (N. Y.) 



X< n ites di wt yi Emmons. (Me.) 



Ni " Hi s gracilis Emmons. (Me.) 



Nereites jacksoni Emmons. (Me.) 



Nercites lanccolatus Emmons. (Me.) 



Xi ri i/cs loomisi Emmons. (Me.) 



Nereites pugnus Emmons. (Me.) 



Nereites robustus (Emmons). (N. Y.) 



NiduliUs favus Salter. (Quebec City.) 



01dhamia{ Murchisonitcs)occidens(\\ r a\c.oU). (X.Y.) 



Orthoceras goldfussi (Troost). (Term.) 

 Primitia mundula effussa Jones. (Quebec City.) 

 Receptaculites arcticus Etheridce. (Arctic Amer- 

 ica.) 



SILURIAN FAUNAS. 



RICHMOND OF AREAS ADJACENT TO CINCINNATI AXIS. 



(Arnheim=A.; Waynesville=W.; Liberty=L.; 

 Whitewater=Wh.; Elkhorn=E.) 



Agclacrinitcs austini (Foerste). (W.) 

 Agclacrinitcs faberi (Miller). (W.) 

 Alepidaster granuliferus (Meek). (R.) 

 Alepidaster miamiensis (Miller). (W. or L.) 

 AmplexoporagranulosaCumingsand Galloway. (L.) 

 A mplcxopora pumila Cumings and Galloway. (L.) 

 A mplcxopora pustulosa Ulrich. ( W.) 

 Anomalodonta alata (Meek). (A., W.) 

 Anomalodonta casci (Meek and Worthen). (Wh.) 

 Anomalodonta costata (Meek). (A., W.) 

 Anomalodonta gigantea Miller. (W.) 

 Anoptera miseneri Ulrich. (W.) 

 Anorthaster miamiensis Schuchert. (W. or L.) 

 Aparchites minutissimus (Hall). (A., W., L., Wh., 



E.) 

 Aparchites oblongus Ulrich. (A.) 

 Arabcllites procursus Foerste. (E.) 

 Archinacella indianensis (Miller). (Wh?) 

 Archinacclla richmondensis Ulrich. (Wh.) 

 Archinacella rugatina Ulrich. (A.) 

 Arctinurus harrisi (Miller). (L.) 

 Arthraria biclavata Miller. (A., W., L., Wh., E.) 

 Atactopora angularis Ulrich and Bassler. (W.) 

 Atactoporella sclmcherti Ulrich. (W., Wh.) 

 Batostoma prosscri Cumings and Galloway. (W., 



L.) 

 Batostoma variable (Ulrich). (W., E.) 

 Batostoma varians (James). (A.) 

 Beatricea nodulifera Foerste. (L.) 

 Beatricea nodulifera intermedia Foerste. (L.) 

 Beatricea nodulosa Billings. 

 Beatricea undulata Billings. 

 Beatricea undulata cylindrica Foerste. (L., E.) 

 Bcllerophon mohri Miller. (Wh.) 

 Bellerophon subangularis Ulrich. (Wh.) 

 Berenicca primitiva Ulrich. (A., W.) 

 Beyricltia parallcla (Ulrich). (Wh.) 

 Beyrichia tumida (Ulrich). (A. or W.) 

 Bodmania insuctum Miller and Faber. (Wh.) 

 Bollia persulcata (Ulrich). (A., W., L., Wh., E.) 

 Bollia pumila Ulrich. (W.) 

 Bollia regularis (Emmons). (A.) 

 Brachiospongia tubcrculata James. (L.) 

 Bucania crussa Ulrich. (E.) 

 Bucania simulatrix Ulrich. (W.) 

 Buthotrcphis gracilis nail. (A., W., L., Wh., E.) 

 Buthotrephis gracilis crassa Hall. (A., W., L., Wh., 



E.) 

 Byssonychia cultrata Ulrich. (W.) 

 Byssonychia grandis Ulrich. (W.) 

 Byssonychia obesa Ulrich. (Wh.) 

 Byssonychia radiata (Hall). 

 Byssonychia richmondensis Ulrich. (Wh.) 

 Byssonychia robusta (Miller). (Wh.) 

 Byssonychia subrecta Ulrich. (W.) 

 Byssonychia tcnuistriala Ulrich. (Wh.) 

 Bythocypris cylindrica (Hall). (A., W., L., Wh., E.) 



