Some Hypertnetamorphic Beetles 9 



MYODITBS LATR. 1 



1. First joint of hind tarsi elevated, obliquely truncate and 



emarginate at tip ; elytra yellow 2 



First joint of hind tarsi long, but slightly thicker, not 



obliquely truncate 8 



2. Female abdomen black, male abdomen black 3 



Female abdomen yellow or red, male abdomen ; 



or female abdomen ; male abdomen dark 



brown or black 4 



3. First joint of hind tarsi stout, not more than one-half 



longer than second ; prothorax sparsely punctured, 

 smooth each side in front; 6 mm. ; N. Y . luteipennis Lee. 

 First joint of hind tarsi long, somewhat thicker than the 

 second ; prothorax sparsely punctured behind, nearly 

 smooth in front ; 5 mm. ; Nev nevadicus Lee. 



4. Prothorax smooth on disc 5 



Prothorax densely punctulate 7 



5. First joint of hind tarsi stout and thick, not more than 



one-half longer than the second ; vertex sparsely 



punctured, obtusely rounded 6 



First joint of hind tarsi long, thicker than the second, 

 and more than twice as long; vertex sparsely punc- 

 tured, not carinate ; female abdomen yellow ; 7.5 

 mm. ; Md semiiiavus Lee. 



6. Honey yellow ; prothorax with sides, median line and 



base black ; prothorax smooth ; male unknown ; fe- 

 male abdomen yellow ; 7.3 mm. ; Col popenoi Lee. 



Black ; prothorax smooth on disc, coarsely punctured at 

 base, apex, and sides ; abdomen with dark brown 

 luster ; female unknown ; 4 mm. ; Belmont, Neb. . . 

 minimus n. sp. 



7. Female abdomen red (according to the specimen owned 



by Knaus, but yellow according to Le Conte) ; py- 

 gidium red; first joint of hind tarsi very long, very 

 little thicker than the second ; prothorax and vertex 



1 See pi. I, figs. 10, 11, 12. 



l6l 

 3 



