CANANDAIGUA AND NAPLES QUADRANGLES 



53 



Gastropods 

 Loxonema hamiltoniae Hall 

 Pleurotomaria capillaria Conrad 

 Cyclonema hamiltoniae (?) Hall 

 Bellerophon leda Hall 

 Platyceras bucculentum Hall 

 P. carinatum Hall 

 P. symmetricum Hall 

 P. thetls Hall 

 Diaphorostoma lineatum Conrad 



LamelUhranchs 



Nuculites oblongatus Conrad 

 N. triqueter Conrad 

 Nucula corbuliformis Hall 

 Palafeoneilo contricta Conrad 

 Conocardium eboraceum Hall 

 Actinopteria decussata Hall 

 Aviculopecten exacutus Hall 

 A. princeps Conrad 

 A. scabridus Hall 

 Pterinopecten intermedius Hall 

 P. hermes Hall 

 P. regularis Hall 

 P. conspectus Hall 

 Lyriopecten orbiciilatus Hall 

 Modiomorpha alata Conrad 

 Cypricardella bellistriata Conrad 

 Cypricardinia indenta Conrad 

 Nyassa arguta Hall 



Brachiopods 



Lingnla punctata Hall 



Lingula sp. ind. 



Pholidops oblata Hall 



P. hamiltoniae Hall 



Crania crenistriata Hall 



Craniella hamiltoniae Hall 



Camarotoechia congregata Conrad 



C. horsfordi Hall 



C. sappho Hall 



Trigeria lepida Hall 



Eunella lincklaeni Hall 



Tropidoleptus carinatus Conrad 



Atrypa reticularis Linn. 



Oyrtina hamiltonensis Hall 



Spirifer niucronatus Conrad 



S. audaculus Conrad 



S. granulosus Conrad 



S. consobrinus d'Orh. 



S. sculptis Hall 



S. fimbriatus Conrad 



Ambocoelia umbonata Conrad 



Nucleospira concinna Hall 



Athyris spiriferoides Eaton 



Stropheodonta concava Hall 



S. demissa Conrad 



S. Inequistriata. Conrad 



S. junia Hall 



Leptostrophia perplana Conrad 

 Pholidostrophia iowensis Owen. 

 Orthothetes chemungensis pectina- 



ceus Hall 

 O. chemungensis arctistriatus Hall 

 O. bellulus Clarke 

 Chonetes coronatus Conrad 

 C. mucronatus Hall 

 C. scitulus Hall 

 C. deflectus Hall 

 C. robustus Raymond 

 Strophalosia truncata Hall 

 Productella spinulicosta Hall 

 Rhipidomella penelope Hall 

 R. vanuxemi Hall 



Bryozoans 



Ascodictyum stellatum F. d E. 

 Pinacotrypa plana Hall 

 Monotrypa fruticosa Hall 

 Monotrypa sp. und. 

 Fenestella emaciata Hall 

 Reteporina striata Hall 

 Isotrypa sp. und. 

 Hemitrypa cribosa Hall 

 Polypora fistulata Hall 

 P. multiplex Hall 

 Rhombopora tortalinea Hall 

 Streblotrypa hamiltonensis Nich. 

 Ptilodictya plumea Hall 

 Cystodicta incisurata Hall 

 Taeniopora exigua Nich. 

 Acrogenia prolifera Hall 

 Lichenalia stellata Hall 

 Paleschara reticulata Hall 



Corals 

 Heliophyllum halli E. d H, 

 Michelinia stylopora Eaton 

 Aulopora serpens GoUlf. 

 Ceratopora dichotoma Orahau 

 G. jacksoni Orahau 



