Douglass : Geology of Southwestern Moniana. -119 



Favosites sp. 



F. lUvergens White & Whitfield. 



Syringopora sp. 



Chcetetes millcporaceus Troost. 

 Echmodenn ata. 



ArchcBOcidaris sp. 



Platya-iniis sp. 



Crinoid stems. 

 Bryozoa. 



Prismopora sp. 



Fa/eschara sp. 

 Bracliiopoda. 



Orthotlietes sp. 



Derbya ci'assus Meek & Hayden. 



Chonetes loganensis (?) Hall & Whitfie d. 



C. flemingi Norwood & Pratten. 



Frodiictiis inflatus McChesney. 



P. cor a d'Orbigny. 



P. nebraskacnsis Owen. 



P. semireticiilatiis Martin. 



Prodiictus sp. ind. 



Marginifera miwicata Norwood & Pratten. 



M. haydenetisis Girty. 



Spiri/er rockymontafuis Marcou. 



S. striatus (.?) Martin. 



Spiriferina spinosa Norwood & Pratten, 



Martinia sp. 



Reticiilaria sp. 



Sqatmilaria perplexa McChesney. 



Seminiila siibtiliia Hall. 



Cleiothyris orbicularis McChesney. 



Hiistedia morjiio/ii Marcou. 



Pugnax rockyinontana Marcou. 



Dielasma bovidens Morton. 

 Pelecypoda. 



Pleurophoriis sp. 



Myalina sp. 



M. wyojfiingensis Lee. 



Edvwndia sp. 



