University of the State of New York 



New York State Museum 



FREDERICK J. H. MERRILL Director 

 JOHN M. CLARKE State Paleontologist 



Memoir 5 



GUELPH FAUNA IN THE STATE OF NEW YORK 



JOHN M. CLARKE AND RUDOLF RUEDEMANN 



Preface - 3 



Introduction 4 



Typical Guelph dolomites of 



Ontario and their fauna - 4 

 Guelph fauna of New York and its 



stratigraphic relations - 5 



Historical 5 

 Section of the dolomites at Shelby, 



Orleans co. 9 



Niagara county 13 

 Other manifestations in Orleans 



county - - - 17 



Monroe county 17 



Wayne county - 20 

 Southern Ontario the section at 



Hamilton - 20 



Summary - - 22 



Fauna of the Guelph dolomite in west- 

 ern New York - 23 

 Anthozoa 23 

 Hydrozoa - -36 

 Brachiopoda - 38 

 Lamellibranchiata - 47 

 Gastropoda - 51 

 Cephalopoda - 77 

 Annelida 105 

 Ostracoda - - 106 

 Trilobita 107 

 Synoptic list of Guelph fossils of New 



York - 109 

 Conditions of life and sedimentation 1 14 



Distribution of the Guelph - 122 



Explanation of plates - 139 



Index - - - 187 



ALBANY 



UNIVERSITY OF THE STATE OF NEW YORK 

 1903 





