22 NEW YORK STATE MUSEUM 
terization of the assemblage, which consists as far as now known of the 
following species: 
Eurypterus? (Dolichopterus ?) stellatus D. latifrons 
E. pristinus | Hughmilleria magna 
E. megalops Pterygotus nasutus 
Eusarcus triangulatus P. prolificus 
E. longiceps Stylonurus? limbatus 
Dolichopterus frankfortensis 
