596 THE JOURNAL OF GEOLOGY. 



Schizodus deparcus, Walcott. 

 " pintoensis, Walcott. 

 Pleurophorns meeki, Walcott. 

 Astartella? 

 Conocardiwn alternistriatum, Herrick. 



" conf. pidchellum, White and Whitfield. 



Prothyris ?neeki, Winchell. 

 Cardiomorpha sp. 

 Grammysia araiala, Conrad. 

 " famelica, Herrick. 

 Promacrus ? 

 Sanguinolites ceolns. Hall. 



" conf. clavulns, Hall. 



Sphenotus rigidus, White and Whitfield. 



" conf. vahnilus, Hall. 



Edmoiidia medon, Walcott. 



sp. 

 Allorisma conf. consanguinatum, Herrick. 

 Allorisma conf. costatum, Meek and Worthen. 

 Palceanati7ia conf. typa, Hall. 

 Lingula mytiloides, Sowerby. 

 Discina sp. 



Chonetes loganensis, Hall and Whitfield. 

 Productus flemingi, var. burlingtonensis, Ha 

 " giganteus, Martin. 

 " nebrascensis, Owen. 



" pimctatus, Martin. 

 " semireticulatits , Martin. 

 " subaculealus, Murchison. 



sp. 

 Orthis michelini, Leveille. 

 Streptorhynchus crenistria, Phillips. 

 Athyris hirsuta, Hall. 



" lai)iellosa, Leveille. 

 " subtilita, Hall. 

 Retzia radialis, Phillips. 

 Spirifer centronatus, Winchell. 

 " lineatus, Martin. 

 " striatus, Martin. 

 Spiriferina cristata, Schlotheim. 

 Camarophoria cobperensis, Shumard 

 Rhynchonella thera, Walcott. 



