158 GEOLOGICAL SECTION OF THE HAMILTON ASSOCIATION. 



Specimen. Formation. Locality. Prov. 



Strophomena rhonboidalis Corniferous St. Marys Ont. 



Pentameerus oblonga " " " 



Strophomena demissa " " " 



Pentamerus lena " " " 



3 Athyris " '■ " 



Dictyonema retiforme " " " 



Rhizograptus bulbosus " " " 



Acanthograptus Granti " " " 



Inocaulis ramulosus " " " 



Atrypa reticularis " To SS s ^ of Ont 



Atrypa reticularis " " " 



Rhynchonella thalia " " " 



Spirifera mucronatus " " " 



Lucina proavia " " " 



Lucina proavia, variety " " " 



ConOCardium trigOnalis . . , " near Hagersville " 



Phacops buffo (cephalic shield) . . " " " 



Strophomena demissa " St Marys " 



Pentamerus lena " " " 



Spirifera mucronatus, variety ... . Hamilton Thedford " 



5 Spirifera mucronatus . . > * .- . . . . " " " 



3 Cyrtia Hamiltonensis " " " 



List of specimens presented by John McLean, Dundas : 



SPECIMEN. FORMATION. LOCALITY. PROV. 



3 Specimens of Lucina provia . . . Corniferous t p . Tuckersmith Ont. 



2 Atrypa reticularis " " " 



2 Athyris chloe " " " 



Presented by Walter Hunter, B. A. : 



SPECIMEN. FORMATION LOCALITY. PROV. 



i Atrypa reticularis Niagara up chert Hamilton Ont. 



By G. E. Hemming Esq., Hamilton : 



SPECIMEN. FORMATION. LOCALITY. PROV. 



Lime Concretion Niagara Georgian Bay Ont 



