1494 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Astrxospongia meniscus (Roemer). 



Atrypa calvini Nettelroth. 



Atrypa marginalis Dalman. 



Atrypa nodostriata Hall. 



Atrypa reticularis niagarensis Nettelroth. 



Atrypa rugosa Hall. 



Aulopora prccius Hall. 



Aulopora pygmsea Davis. 



Aulopora vanclevi Hall. 



Blothrophyllum cinctosum Greene. 



Blothrophyllum niagarense Davis. 



Bumastus ioxus Hall. 



Calceola (Rhizophyllum) attcnuatus (Lyon). 



Calceola (Rhizophyllum) corniculum) (Lyon). 



Camarotachia(?) acinus (Hall). 



Camarotcechia(?) indianemis (Hall). 



Camarotocchia pisa (Hall and Whitfield). 



Caryocrinitcs kentuckiensis (Miller and Gurley). 



Chonophyllum? capax Hall. 



Chonophyllum vadum Hall. 



Cladopora aculeata Davis. 



Cladopora complanata Davis. 



Cladopora equisetalis Davis. 



Cladopora laqucata Rominger. 



Cladopora menis Davis. 



Cladopora ordinata Davis. 



Cladopora proboscidalis Davis. 



Cladopora reticulata Hall. 



Cladopora striata Davis. 



Clathrodictyon drummondense Farks. 



Clathrodictyon rectum Parks. 



Clathrodictyon vesiculosum Nicholson and Murie. 



Clorinda ventricosa Hall. 



Calocaulus petila (Hall and Whitfield). 



Ccenites crassus (Rominger). 



Coenitcs laminatus Hall. 



Caniles verticillatus (Winched and Marcy). 



Conchidium crassiplicata Hall and Clarke. 



Conchidium exponens Hall and Clarke. 



Conchidium knappi (Hall and Whitfield). 



Conchidium littoni (Hall). 



Conchidium nettelrothi Hall and Clarke. 



Conchidium nysius (Hall and Whitfield). 



Conchidium tcnuicostatum (Hall and Whitfield). 



Conchidium unguiformc (Ulrich). 



Corynotrypa dissimilis (Vine). 



Cyathophyllum flos Davis. 



Cyathophyllum intertrium Hall. 



Cyathophyllum radiata Rominger. 



Cyathospongia excrescens Hall. 



Cyclonema cancellata (Hall). 



Cyrtia exporrecta (Wahlenberg). 



Cyrtia myrtia (Billings). 



Cystiphyllum gemmula Greene. 



Cystiphyllum granilincatum Hall. 



Cystiphyllum incurvum Davis. 



Cystiphyllum lineatum Davis. 



Cystiphyllum louisvillensis Greene. 



Cystiphyllum niagarense Hall. 



Dalmanella elegantula (Dalman). 



JDesmograptus pergracilis (Hall and Whitfield). 



Diaphorostoma niagarense (Hall). 



Dktyostroma umlulatum Nicholson. 



Dimerocrinus halli (Lyon). 



Diorychopora tenuis Davis. 



Diphyphyllum billingsi Greene. 



Diphyphyllum huronicum Rominger. 



Discoceras marshi (Hall). 

 Eridophyllum cruciforme Davis. 

 Eridophyllum dividuum Davis. 

 Eridophyllum louisvillensis Greene. 

 Eridophyllum rugosum Edwards and Haime. 

 Eridophyllum senium Davis. 

 Favosites cristatvs Edwards and Haime. 

 Favosites cristatus major Davis. 

 Favosites discus Davis. 

 Favosites favosus Goldfuss. 

 Favosites forbesi Edwards and Haime. 

 Favosites hisingeri Edwards and Haime. 

 Favosites louisvillensis Davis. 

 Favosites niagarensis Hall. 

 Favosites spinigerus Hall. 

 Gypidula globulosa (Nettelroth). 

 Gypidula knotti (Nettelroth). 

 Gypidula (Sicberella) nucleus (Hall and Whitfield). 

 Gypidula (Sieberella) uniplicata (Nettelroth). 

 Hallia divisa Hall. 

 Hallia scitula Hall. 

 Hallopora elegantula (Hall). 

 Halysites catenularia Linnaeus. 

 Halysites labyrinthicus Goldfuss. 

 Heliolites clegans Hall. 

 Heliolitcs interstinctus (Linnaeus). 

 Heliolites megastoma McCoy. 

 Heliolites pyriformis Guettard. 

 Heliolites subtubulatus McCoy. 

 Hcliophyllum dentilineatum Hall. 

 Heliophyllum flos Greene. 

 Heliophyllum gemmiferum Hall. 

 Heliophyllum mitellum Hall. 

 Heliophyllum parvum Hall. 

 Heliophyllum puteatum Hall. 

 Illzenus cornigcrus Hall and Whitfield. 

 Leptxna rhomboidalis (Wilckens). 

 Lindstromiat lurzeri (Hall). 

 Lophiostroma spindicandum (Parks). 

 Lophospira casii (Meek and Worthen). 

 Lyellia americana Edwards and Haime. 

 Lycllia discoidea Davis. 

 Lyellia glabra Owen. 

 Lyellia papillata Rominger. 

 Lyellia parvituba Rominger. 

 Lyellia puella Davis. 

 Macrostylocrinus meeki (Lyon). 

 Melocrinus oblongus Wachsmuth and Springer. 

 Meristina maria (nail). 

 Michelinia louisvillensis Greene. 

 Michelinia niagarensis Davis. 

 Michelinia prima Davis. 

 Nucleospira eleganst Hall. 

 Nucleospira pisiformis Hall. 

 Omphyma verrucosa Rafinesque and Clifford. 

 Orthis flabcllites Foerste. 

 Orthis nettelrothi Foerste. 

 Orthis(t)rugiplicata nail and Whitfield. 

 Orthis subnodosa Hall. 



Orthostrophia (Schizoramma) nisis (Hall and Whit- 

 field). 

 Pachydictya crassa (Hall). 

 Pentamerus cylindricus Hall and Whitfield. 

 Pentamerus oblongus Sowerby. 

 Pentamerus pcrgibbosus Hall and Whitfield. 

 Plasm opora foil is Edwards and Haime. 

 Platyceras unguiforme Hall. 



