Trilobites of the Pagota Limestone

 

Montana

 

Trilobites:

Agnostus hastatus
Amecephalus diffundatus
Bathyuriscus rugosus
Bolaspis globulifera
B. grandis
B. minuta
B. unica
B. vera
Ehmania brevis
E. grandis
E. inconstans
E. planiorata
E. sexannulata
E. transversa
Elrathina erecta = Ptychoparella erecta
E. hybrida = Ptychoparella hybrida
E. lickensis = Ptychoparella lickensis 
E. nodulosa = Ptychoparella nodulosa 
Glyphaspis delicata
G. paucisulcata
G. robusta
G. storeyi
Kooyenia varia

 

 

REFERENCES:

 

Deiss,Charles (1939) Cambrian Stratigraphy and Trilobites of Northwestern Montana. The Geological Society of America, Special Papers, Number 18

 

Resser, C.E. (1935) Nomenclature of some Cambrian Trilobites, Smithsonian, Misc. Coll.., Vol. 93, No. 5, P. 1-46

 

 

*researched and compiled by George Ast

 


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