T R I LO B I T A. 



Family NUTTAINIIDiE. 



Genus NUTTAINIA, Eaton. 1832. 



*Nuttainia concentrica, Eaton. 1832. 



Monograph of the Trilobites of North America, p. 73. Cast No. 28. 

 Trenton limestone. Near Waterford, N. Y. 



The Albany Institute donor. 



Family CALYMENIDiE. 

 Genus CALYMENE, Brongniart. 1822. 

 * Calymene callicephala, Green. 1832. 

 Monograph of the Trilobites of North America, p. 30. Cast No. 2. 

 Hudson River group. Locality said to be Hampton, Virginia. 



The Albany Institute donor. 



*(C. Bhimenbachi [Brongniart] Green). 

 Monograph of the Trilobites of North America, p. 28. Cast No. 1 

 Trenton limestone. Trenton Falls, N. Y. 



The Albany Institute donor. 



Calymene camerata, Conrad. 1842. 

 Journal Philadelphia Academy Natural Science, vol. viii, p. 278. 

 Paleontology of New York, vol. ii, 1852, pi. 78, fig. la. 

 Niagara group (Coralline limestone). Schoharie, N. Y. 



J. Gebhard purchase. 



Pala-ontology of New York, vol. ii, 1852, pi. 78, fig. lb. 

 Niagara group (Coralline limestone). Schoharie, N. Y. 



,/. Gebhard purchase* 



Paleontology of New York, vol. ii, 1852, pi. 78, tigs, lc, le. 

 Niagara group (Coralline limestone). Schoharie, N. Y. 



J. Gebhard pu rchas* . 



