188 J. L. LECONTE, M. D. 



14. — Elytra each with a round spot at the middle, and two snaall ones one- 

 fifth from the tip, sides of prothorax yellow; % head, sides of pro- 

 thorax widely, and narrow apical margin yellow; 2 — ?> mm.; Pa.; III. ; 



Ks.; Fla 1^. pr»ba. 



a. — Middle spot prolonged backwards, confluent with the inner pos- 

 terior spot; Kansas, (Snow) ; Florida, (Bolter) ; f. 

 8. — Posterior spots wanting; 9 • 

 Elytra each with two yellow spots behind the middle, sometimes confluent 

 forming a transverse blotch which extends to the margin; % head and 

 very wide side margin of prothorax yellow; 3.5 mm.; Ga. ; Te.^. ; %. 



15. gemina n. sp. 



Elytra each with one round red spot near the tip, prothorax with a large 



orange lateral S])ot; % head orange; 2.8—3 mm.; Maine; Florida; 



Texas; % 9 16. bigeminata. 



15. — Elytra each with a discoidal spot about the middle, a lateral one opposite, 

 and another near the tip; labrum and large lateral spot of prothorax 



yellow; 3.5 mm.; Kansas; 9 17. pratensis. 



Elytra with a discoidal and lateral spot, and a narrow side margin extend- 

 ing from the base to beyond the middle; % head and sides of prothorax 



widely yellow; 2.2— 2.8 mm.; Maine; Col.; Ill; % 18. lugllbris. 



16. — Oval convex 1^- 



Elliptical, less convex; legs yellow; sides of prothorax yellow; % J---^^- 



17. — Elytra each with an oval spot not extending in front of the middle; and 



a subapical rounded spot; labrum and sides of prothorax yellow or red ; 



2— 2.5 mm.; Gala.; 9 .• 19. 4-OClilafa. 



Elytra each with a large yellow posterior blotch near the tip; sides of 

 prothorax widely yellow; % head yellow; 2.3— 2.8 mm. ; Cala., (Hardy, 



Bolter); % 9 20. postica n. sp. 



18. — Beneath feebly punctured, elytra with a continuous yellow margin, slightly 

 broader behind, and an oval discoidal spot at the middle; prothorax with 

 narrow side margin yellow ; % head and apical margin of prothorax also 



yellow; 1.6— 2 mm.; Florida; (Schwarz); % 9 21. paludicola. 



Beneath strongly punctured, elytra with two yellow marginal spots con- 

 nected by a narrow line, a discoidal spot in front of the middle, and a 

 large one near the tip; prothorax with narrow side margin yellow; 



% head yellow; 2 mm.; Texas; % 9 22. puuctata n. sp. 



19.— Marginal vitta dilated near the tip into a spot and united with the dorsal 

 vitta; sides of prothorax widely yellow; % head also yellow; 2— 



2.5 mm.; Cala.; % 9 23. anuexa. 



Marginal vitta not dilated at tip; side margin of prothorax narrowly 

 yellow; % head and prothorax reddish yellow, the latter dusky at base; 



2 mm.; 111.; Ks. ; Tex.; % 9 24. 4-vittata. 



a. — Discoidal vitta wanting. 

 20. — Elytra with an abbreviated posterior vitta sometimes reduced to a small 

 elongate spot; also with three marginal spots, usually obsolete; pro- 

 thorax with narrow side margin yellow; 2.5 mm.; L. Sup.; 9- 



25. mocrens. 



Elytra with a small rounded spot near the tip, and some faint traces of 



marginal spots; prothorax with narrow yellow side margin; % front 



vellow; 2 mm.; Col., (Hardy) ; % 9 26. tristis n. sp. 



