1490 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Acanihograptus pulcher Spencer. 

 Arctinurus boltoni (Bigsby). 

 Astroconia granti Sollas. 

 Astylospongia prxmorsa Goldfuss. 

 Atrypa reticularis (Linnaeus). 

 Bumastus ioxus Hall. 

 Callograptus minutus Spencer. 

 Callograptus minutus altus Gurley. 

 Callograptus multicaulis Spencer. 

 Callograptus niagarensis Spencer. 

 Callograptus strictus Gurley. 

 Calyptograptus cyathiformis Spencer. 

 Calyptograptus micronematodes Spencer. 

 Calyptograptusf radiatus Spencer. 

 Camarotoschia neglecta Hall. 

 Caunopora mirabilis Spencer. 

 Ceramopora imbricata Hall. 

 Ceramoporella reticulata (Spencer). 

 Conularia magnifica Spencer. 

 Conularia rugosa Spencer. 

 Conularia wilkinsi Spencer. 

 Cornulites clintoni HaU. 

 Crania anna Spencer. 

 Cyclograptus rotadentatus Spencer. 

 Dalmanella elegantula (Dalman). 

 Dalmanites limulurus Green. 

 Dendrograptus dawsoni Spencer. 

 Dendrograptus frondosus Spencer. 

 Dendrograptus ontarioensis Bassler. 

 Dendrograptus phainotheca Gurley. 

 Dendrograptus prxgracilis Spencer. 

 Dendrograptus? problematicus (Spencer). 

 Dendrograptus ramosus Spencer. 

 Dendrograptus spinosus Spencer. 

 Diamesopora dichotoma Hall. 

 Dictyonella corallifera Hall. 

 Dictyonella reticulata HaJl. 

 Dictyonema crassibasale Gurley. 

 Dictyonema desmoides Gurley. 

 Dictyonema expansum Spencer. 

 Dictyonema filiramus Gurley. 

 Dictyonema parallelum Gurley. 

 Dictyonema percrassum Gurley. 

 Dictyonema retiforme Hall. 

 Dictyonema spenceri Gurley. 

 Dictyonema stenactinotum Gurley. 

 Dictyonema tenellum Spencer. 

 Enterolasma caliculus (Hall). 

 Fenestella elegans Hall. 

 Inocaulis cervicornis Spencer. 

 Inocaulis congregatus Gurley. 

 Inocaulis diffusus Spencer. 

 Inocaulis diffusus crassiramus Gurley. 

 Inocaulis granti (Dawson). 

 Inocaulis phycoides Spencer. 

 Inocaulis plumulosus Hall. 

 Inocaulis ramulosus Spencer. 

 Inocaulisf strictus Gurley. 

 Inocaulisf thallosus Gurley. 

 Leptxna rhomboidalis (Wilckens). 

 Lichenalia concentrica Hall. 

 Lingula ingens Spencer. 

 Lingula lamellata Hall. 

 Lingulops granti Hall and Clarke. 

 Lituites niagarensis Spencer. 

 Mesotrypa nummiformis (Hall). 

 Nicholsonella florida (Hall). 



Odontocaulis obpyriformis Gurley. 

 Odontocaulis occidentalis Gurley. 

 Otiontocaulis granti (Spencer). 

 Orthoceras bartonensis Spencer. 

 Pachydktya crassa (Hall). 

 Pholidops squamiformis Hall. 

 Plectambonites transversalis (Wahlenberg). 

 Pleurotomaria clipeiformis Spencer. 

 Polypora albionensis Spencer. 

 Protarea walkeri (Spencer). 

 Pseudohornera diffusa (Hall). 

 Pseudohornera niagarensis (Hall). 

 Pterinea emacerata (Conrad). 

 Pterygotus canadensis Dawson. 

 Ptilograptus foliaceus Spencer. 

 Rhipidomella Jiybrida (Sowerby). 

 Khizograptus bulbosus Spencer. 

 Schizotreta tenuilamellata (Hall). 

 Schuchertella subplana (Conrad). 

 Semicoscinium tenuiceps (Hall). 

 Spirifer (Eospirifer) niagarensis (Hall). 

 Spirifer (Eospirifer) radiatus (Sowerby). 

 Spirifer (Delthyris) sulcatus (Hisinger). 

 Stricklandinia chapmani Hall and Clarke. 

 StropJieodonta profunda (Hall). 

 Strophonella patenta (Hall). 

 Thamnograptus bartonensis Spencer. 

 Thamnograptus(?) multiformis Spencer. 

 Whitfieldella nitida oblata (Hall). 



ANTICOSTIAN, ISLAND OF ANTICOSTI, QUEBEC. 



(Becsie River=B.; Gun River=G.; Jupiter River=- 

 J.;Chicotte=C.). 



Actinoceras infelix (BUlings). (B., G., J.) 

 Alveolites labechei Edwards and Haime. (J.) 

 A thyris(?) tumidula B illings . ( G . , J. ) 

 Atrypa marginalis Dalman. (B., C.) 

 Atrypa reticularis Linnaeus. (G., J., C.) 

 Bellerophon dilatatus (Sowerby?) Billings. (G., J.) 

 Beyrichia diffusa Jones. (J.) 

 Beyrichia venusta Billings. (J.) 

 Bilobites bilobus (Linnaeus). (G., J.) 

 Bumastus orbicaudatus (Billings). (B., G.) 

 Calymene niagarensis Hall. (B., G., J.) 

 Camarotoschia argentea (Billings). (J.) 

 Camarotcechia decemplicata (Sowerby). (G.) 

 Camarotcechia fringilla (Billings). (G.) 

 Camarotcechia glacialis (Billings). (G., J.) 

 Camarotcechia neglecta ( Hall) . ( B . , G . ) 

 Camarotcechia nulrix (Billings). (G., J.) 

 Camarotoechia pyrrha (Billings). (G.) 

 Camarotcechia vicina (Billings). (C.) 

 Cheirurus nuperus Billings. (G., J., C.) 

 Chilotrypa circe Billings. (J.) 

 Chonetes primigenius Twenhofel. (G., J.) 

 Chonophyllum ( Craterophyllum) canadense (Bil- 

 lings). (J. r C.) 

 Clathrodictyon vesiculosum Nicholson and Murie. 



(B.,G.,J.,C.) 



Ccelospira hemispherica (Sowerby). (G., J., C.) 

 Ccelospira planoconvexa (Hall). (B., G.) 

 Cosnites lunatus (Nicholson and Huide). (J.) 

 Conocardium elegantulum Billings. (J., C.) 

 Corynotrypa dissimilis (Vine). (G.) 

 Corynotrypa elongata (Vine). (G.) 

 Cyathopyllum anticostiense Billings. (J., C.) 



