Figs 70-71 Dorsal view of adult: 70- Miorooylloepus pusiltusj 

 ll-OuZimni-us Zatiusaulus. 



70 (69) From warm springs in Montana (near Bozeman) ; black; 2 mm 



long, 0.68-0.7 mm wide: Miorooylloepus browni 



From warm springs in southeastern Nevada; reddish black, 



1.7-1.9 mm long, 0.7-0.8 mm wide. Miorooylloepus mo opus . 71 



71 (70) Wing greatly reduced, not exceeding one-third of 



abdominal length: Miorooylloepus moapus moapus 



Wing less reduced, slightly over half of abdominal 



length: Miorooylloepus moapus fraxinus 



72 (68) Elytron reddish to black, without distinct markings 73 



Elytron with vitta or spots 74 



73 (72) In western states: Miorooylloepus pusillus similis 



In southeastern Gulf coastal plain: 



Miorooylloepus pusillus lodingi 



74 (72) Elytron with a vitta: Miorooylloepus pusillus aptus 



Elytron with spots 75 



75 (74) Elytron with humeral and apical spots: 



Miorooylloepus pusillus pusillus 

 Elytron with only humeral spot: 



Miorooylloepus pusillus perditus 



76 (56) Pronotum with sublateral carina extending from base to 



anterior margin; elytron with 3 sublateral carinae; 

 brown to black; 1.25-1.6 mm long, 0.65-0.8 mm wide 

 (Fig. 71): Oulimnius latiusoulus 

 Pronotum with sublateral carina absent or not extending 

 beyond about middle; elytron without sublateral 

 carinae; larger species, longer than 1.6 mm 77 



41 



