1 6 NEW YORK STATE MUSEUM 



Dinichthys sp. Hamilton limestone ; Milwaukee, Wis. 



Sphenophorus sp. " " 



Aspidichthys (?) notabilis Whiteaves. Hamilton limestone; Ontario. 



" Cuboides zone " of the Devonic ; Manitoba. 

 Onychodus sigmoides Newberry. Hamilton limestone; Milwaukee, Wis. 



Cedar Valley limestone ; Iowa. 

 Onychodus sp. ind. " Cuboides zone " of the Devonic ; Manitoba. 



Erian stage (Cedar Valley limestone) ; Iowa and Illinois 



Ptyctodus calceolus Newberry & Worthen, 

 Ptyctodus ferox Eastman. 

 Rhynchodus sp. 



Rhynchodus excavatus Newberry. 

 Heteracanthus politus Newberry. 

 Heteracanthus uddeni Linda hi. 

 Labial cartilages of Dipterus (?). 

 Dipterus calvini Eastman. Fairport, la. 

 Dipterus uddeni Eastman. Buffalo, la. 

 Dinichthys pustulosus Eastman. Rock Island, 111. 

 Dinichthys tuberculatus Neivberry. Waterloo, la. 

 Onychodus sigmoides Newberry. Waverly, la. 



UPPER DEVONIC 

 Upper Devonic of the Quebec province 



Class AGNATHA 



Cephalaspis laticeps Traquaii\ Upper Devonic ; Scaumenac bay, Quebec. 

 Euphanerops longaevus Woodward. " " 



Bothriolepis canadensis Whiteaves. " " 



Class PISCES 



Diplacanthus striatus Agassiz. Upper Devonic ; Scaumenac bay, Quebec. 

 Diplacanthus horridus IVoodward. " " 



Acanthodes afhnis Whiteaves. " '* 



Acanthodes concinnus JJ^hitcavcs. " " 



