PL ATP: iv. 



All tlie fitrures an 1 liy.l. Henry Blake. Unless otherwise specified all the specimens drawn 

 come from Florissant, Colorado. 



Page 



Flo. 1. itiliL'L'l ( ',' ). Steuolophus reli.iKitus '!"> 



1'. (fi!is4)i , ). Nothopus kinirii :i4 



:-!. ( ',' l. Dytiscidse sp., perhaps a Matus; inetasternuui. Hadley, Massachusetts. . . :>7 



4. (HHitii ( ; ). A.uahiis rathhuni :-!7 



5. i ,"1. A portion of the surface of tijr. .'! still further enlartred. Hadley, Massa- 



chusetts :>7 



H. ( s.",lt>) ( IjS). I'.raeliynus repressus; elytron .'io 



7. (1.829) (-V -)- Harpalus wliitlieldii ... :S5 



S. iS7SH| l ',"). I'.rachynus newberryi S2 



L28 



