133 



Bryozoans — Con . 



Chilotrypa ostiolata (Hall) 



Diamesopora dichotoma Hall 



Diploclema sparsum (Hall) 



Eridotrypa solida (Hall) 



Eridotrypa striata (Hall) 



Fenestella elegans Hall 



Fistulipora crustula Bassler 



Idiotrypa punctata (Hall) 



Lioclema asperum (Hall) 



Lioclema multiporum Bassler 



Lioclemella maccombi Bassler 



Loculipora ulrichi Bassler. 



Monotrypa benjamini Bassler 



Nematopora minuta (Hall) 



Nicholsonella florida (Hall) 



Pachydictya crassa (Hall) 



Phylloporina asperato-striata (Hall) 



Polypora incepta (Hall) 



Rhopalonaria attenuata Ulrich and Bassler 



Semicoscinium tenuiceps (Hall) 



Stictotrypa punctipora (Hall) 



Thamniscus dichotomus (Hall) 



Trematopora spiculata (Hall) 



Trematopora tuberculosa Hall 

 Vermes — 



Cornulites arcuatus Conrad 

 Pelecypods — 



Liopteria subplana (Hall) 



Pterinea emacerata (Conrad) 



Pterinea undata (Emmons) 

 Gastropods — 



Diaphorostoma niagarensis (Hall) 



Platyceras niagarensis Hall 

 Pteropods — 



Conularia longa Hall 



Conularia niagarensis Hall 

 Trilobites — 



Calymmene niagarensis Hall 



Ceraurus niagarensis Hall 



Dalmanites limulurus (Green) 



Homalonotus dephinocephalus (Green) 



Illaenus ioxus Hail 



Lichas boltoni (Bigsby) 



