PLATE L 



All the drawings are by J. Henry Blake, excepting fig. 5, which is by S. H. Soudder. The 

 specimens drawn come from Florissant, Colorado, unless otherwise specified. Numbers in parentheses 

 are those affixed to the original specimens; fractions in parentheses indicate degree of enlargement of 

 the figures shown in the plate. 



Fig 



1 (12086) 



2. (1.601) 



3. (16382) 

 A. { 9173) 

 5. (24L,) 

 6 (14139) 

 7. ( 20) 

 S. ( 1899) 

 9. (11790) 



10. ( 4264) 



11. ( 9208) 



122 



J ) . Nomaretus serus 



\-) . Bembidium tumulorum 



5 ) . Nebria occlusa; elytron 



f ) . Myas rigefactus . ^ 



5 ). Neothanes testeus; head and thorax. 



f ). Carabus jeffersoni; head and thorax. 



J ) . Calosoma emmonsii ; elytron 



f). Evarthrus tenebricus, head 



'y ) • Bembidium obductum 



f ). Carabus jeffersoni; elytron 



f ) . Myas umbrarum 



Green River, Wyoming 



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