AMERICAN COLEOPTERA. 81 



B. — Pubescence above black, with orange or grayish colored spots. 



I Iccipital margin, base of thorax with two projections on each side, an irregular spot 

 surrounding the humerus, and a lunate spot near the tip of the elytra 

 clothed with fine orange pubescence. 7 — 8mm.; Fla...5. iiillammala. 

 Head grayish pubescent; thorax with reticulated lines of grayish yellow hair ; 

 elytra with a curved basal spot, a narrow oblique one behind the humerus, 

 a rounded sub-sutural one at the middle and a reniform spot one-fourth 

 from the tip more or less fulvous pubescent; beneath spotted with cinere- 

 ous pubescence, (i — 7 mm.; Mid., South. & West. Sts... 6. 8-punctata. 



C— Pubescence above black, varied with cinereous markings. 

 Antennae and front legs black. 



Thorax cinereous, pubescent, with large black spots. 



Elytra with small cinereous markings more or less confluent; beneath, varied 



with cinereous and black. 3 — 5 mm.; United States. ..7. inarginata. 



Elytra with a narrow sutural line, margin, and an oblique vitta from the 



humerus to beyond the middle, cinereous. 4 mm.: Maryland, Michigan, 



Virginia, Illinois 8. I ii nig la la. 



Antennas and front legs testaceous. 



Thorax and elytra speckled with small rounded unequal cinereous spots ; an 

 interrupted band behind the middle and tip of the elytra cinereous; be- 

 neath, varied with cinereous and black. 4 mm.; New York, Michigan 



and Ohio... 9. serval. 



Unusually narrow ; elytra with two cinereous transverse bands, suddenly 

 angulate near the suture. 3 mm.; Florida 10. angulata. 



2 >/ Last joint of maxillary palpi broad, securiform. 



Elytra with a large basal band, including each side a round black spot, and 

 an interrupted band behind the middle cinereous; beneath varied with 

 cinereous; (maxillary palpi of % much larger than in 9 and excavated 

 at tip). 5.— 6.5 mm.: Mid., South. & West. States 11. oculata. 



Elytra with an oblique band running from the humerus nearly to the suture. 

 a transverse spot behind the middle, and entire suture cinereous ; beneath 

 varied with cinereous. 5 mm.; Kansas, Texas 12. illMlliata. 



§ § g Last joint of maxillary palpi almost an isosceles triangle. 

 Body entirely black: thorax cinereous pubescent with large black spots. 



Elytra with a broad basal band, including on each side two spots, and two 

 oblique undulated bands of cinereous hair. 3.-4 mm.; Middle, Southern 

 and Western States 13. triloba. 



Elytra with a broad basal band, including on each side a large black spot, 

 a band just behind the middle, and tip cinereous, .'! mm.: Middle 

 and Southern States 14. II mill lata. 



Elytra with apex and a broad transverse band before the middle cinereous: 

 antenna- and Iron! legs fuSCO-testaceoUS ; anal style unusually long. 



2.5 mm.: Texas 15. fax<i f Via. 



Head, thorax, and elytra partly yellow. 



Black; antenna-, feet, middle of pectus, and occiput yellow: thorax yellow 

 with a large triangular apical spot reaching nearly to the base; elytra 

 with an oblique humeral vitta connected with a band before the middle; 

 another behind the middle, apex; and margin and suture behind the second 

 band, yellow. 2—:: mm.; Mid. & South, states lti. <l iscoidea. 



HUNS. AMKN. ENT, soi. \. (21; JULY, 1882 



