1334 



FAMILY LXII. — ANTTITCiDyE. 



u. Thorax relatively small, not quite as long as wide, sinuate at 

 the sides near base; antennae with an abrupt though feeble 

 three-jointed club ; pubescence consisting of two sets of hairs. 



7,7, rru , XIII. SAPINTUS. 



m. Thorax abruptly sloping nnd flattened in £ ^ 



triangular; body stout and convex. XIV. Ambltdeeus 



V Notoxus Geoff. 1762. (Gr., "back + sharp.") 

 The members of this genus are easily distinguished bv the tho- 

 racic horn which extends in a sort of hood over the head and by the 

 short tarsi with the next to last joint slightly dilated. Five of the 

 32 species recognized by Casey have been taken in the State, while 

 another may occur. 



KEY TO INDIANA SPECIES OF NOTOXUS. 



a. Elytra uniform purplish black. 9J ~ P 

 aa. Elytra more or less variegated in hue. BIC ° L ° R ' 

 1). Elytra black or piceous, with pale markings 



c Elytra each with two large oblique spots of pale tint; elvtral tips 

 truncate in female. ' ^ 1 " 



AA TTii +. , 4&it. TALPA. 



m I*3 C ™ * tw ° crossbars, one before, tbe other behind 

 the noddle, these interrupted at suture; elytra] tips rounded in 

 both sexes. 0/ir - 



7l7 , ™ , . . ^4<8. BIFASCIATUS. 



Pytra pale, with a single black crossbar behind middle, which is 

 more or less produced forward along the suture; usually also with 

 other dark markings. 



d. Dark crossbar of elytra placed at apical fourth and continued alon- 

 the^ suture to the base; also usually an elongate dark spot each 



/7/7 -p. i , . 2479. ANCHOBA. 



44. Dark crossbar just behind middle, continued along suture but a 

 short distance. 



e. Thoracic horn broader, always distinctly but finely toothed on 

 sides; elytra each with an irregular subapical dark spot and 

 rni Wlth two smal] s l >ots neat scutellum. 2480. monodon 



ee. Thoracic horn narrower and more elongate, never toothed - ely- 

 tral tips dark in color, the sides behind basal third also dark. 



APICALIS. 



2476 (7916). Notoxus bicoloe Say, Amer. Ent.. I, 1824, 21; ibid. I, 21. 



Head and apical half of antennas fus- 

 cous; thorax, legs and under surface red- 

 dish-yellow ; elytra purplish-black, clothed 

 with a fine, prostrate, silken, gray pubes- 

 cence. Thorax oval, slightly broader than 



Fig 583 X9. .(-After Say) l0Ug 5 ll0ni r£lther br °*ld, obtuse at tip, its 



n „i fl ! sides co arsely toothed; its crest maro-ined 



and finely serrate. Elytra with tips rounded and alike in the sexes sm 

 tace finely, not densely punctured. Length 3.5 mm. (Fig. 582 ) 



