852 



FAMl^^" XMi. ('i,i':i:!i).K. 



1G2G (5159). 



''"'^•vS.. 



Tkichodes JNUTTAixi Kiii).v. 'rrtiiis. I. inn. Sue. Lund., XII, 

 1818. 394. 

 Elungjite, subcyliiidrical. Head, tliurax, legs and under 

 surface dark blue, sometimes purplish ur greeuisb-blue ; ely- 

 tra blac'kish-I)lue, with basal, median and subapical cross- 

 b;irs. inlcrrnpted at suture, and also with the margin from 

 Ininu'i'us t(i middle, reddish-yellow, the humeral umboneblue. 

 Tliorax bell-shaped, coarsely, s[)arsely and shallowly punc- 

 tate. Elytra coarsely, shallowly and irregularly punctate. 

 Length 8-10,5 mm. (Fig. 333.) 



Porter, Kosciusko, Elkhart and Cra^vfor(l coun- 

 ties; scarce. June 28-August 6. The Porter County 

 specimens were talcen from bh>ssoms of Opuntm. 



V. Enoclerits Gahan. 1910. (Gr., "in + insects noxious to 



hives.") 



Eyes distinctly ciiiarginate in front, finely t^'ranulate ; maxil- 

 lary palpi slender; labial palpi dilated; tarsi apparently 4-jointed, 

 claws broadly dentate; antennal clnb 8-iointed. rather abruptly en- 

 larged, conical. About 30 species of this genus are known from 

 North America, six of which have been taken in Indiana. One ad- 

 ditional species and one variety may also occur. 



KEY TO INDIANA SPECIES OF ENOCLERUS. 



<i. Elytra more or less broadly red at base. 



?>. Median pale elytral crossbar very broad, not lunate ; larger, 8-12 mm. 



c. Width of median jiale crossbar less than one-fourth the length of 



elytra : body beneath usually red. 1627. quadrisignatus. 



ce. Width of median pale crossbar about one-third the length of ely- 

 tra : nieso- and metasterna usually dark. 1628. ichneumoneus. 

 ?)&. Median pale cr(issl)ar narrow, lunate on each elytron: smaller spe- 

 cies, 4-7 mm. 



d. Abdomen red. 1629. quadriguttatus. 

 dd. Abdomen black. 



e. Shining, slender: elytral sculpture finer. 1630. nigrifrons. 



re. Suh()]ia(|ue. ratlier robust: elytral sculpture coarse. 



/. Disk of ejytr.a without trace of costa\ their tips black; an- 

 tenna' entirely red. analis. 

 /'/. I>isk of elytra obsoletely costate, the lips i)ale; aut(Mm;e red, 

 cbib dusky. 1631. rosmaris. 

 </(/. Elytra black ,il base. 



,'/. Elytra entirely black: abdomen l>lack. 1(;:!2. thoracicus. 



,'///. Elytra with jiale median crossbar: alidonien I'cd. var. rufiventris. 



1<!27 (51(15). Enoclerus qi^adrisignati s S;iy. I'.ost. .Tourn. Nat. ITist.. I, 

 is.T), 1(;2: ihid. IT. (;:!s. 



P^longale. nidderalely robust, strongly convex. lle.-id. thorax, Ivasal 



third of elyir.-i and under surface dull I'ed ; apic;il two-thirds of elytra 



