1334 



FAMILY I, XII. AXTIIK!ID.1<:. 



//. Tlioi-MX ro];ilivi'ly siii:ill. ikiI (|uilc as Idini as wide, sinuate at 

 the sides near liase; aiitemia' wilh an alirupt tliuuiih feelile 

 three-jdinted clnli : iinlicsc^'nce consislin^' of I wo si'ts of hairs. 



XIII. Sai'intus. 



////. Thorax abriiptl.v sh>i)in;,^ and flattened in front; head strongly 



triangular; body stout and convex. XIV. AMnLYDERUs. 



V. NoTOXus Geoff . 1702. (Gr.. "back f sharp.") 



The iiienibers of this o-(.nns are easily distinaiiished by the tho- 

 raeie horn which extends in a sort of hood over the head and l)y the 

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

 32 species reeo^nized by Gasey liave been taken in the State, while 

 another iimv occitr. 



24T<'>. RICOI.OR. 



KEY TO INDIANA SPECIES OK NOTOXCS. 



0. Elytra uniform i>uri)lish black. 

 (Id. l';iytra more oi' less variegated in hue. 



h. Elytra black or piceous. with ])ale markings. 



r. Elytra each with two large obli(iue sjiots of jiale tint; elytral tips 

 truncate in female. 12477. taepa. 



cc. Elytra crossed liy two jiale crossl)ars. one iiefoi-e, tlie otlier ])ehind 

 the middle, these interrupted at suture; elytral tips rounded in 

 both sexes. 247s. isifasciatus. 



hi). Elytra pale, with a single black cr(.ssl»ar l)ehind middle, which is 

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

 other dark markings. 

 (1. I>ark crossbar of elytra placed at apic;i] fourth and continued along 

 the suture to the base: also usually an elongate dark spot each 

 side. 2470. anchora. 



(J(1. Dark crossbar .just behind middle, continued .along suture but a 

 short distance. 

 c. Thoracic hcu'u broader, always distinctly l)ut hnely toothed on 

 sides; elytra each with an irregular snb.ipical dark spot and 

 with two small sjiols near scutellum. 24S0. monodon. 



cc. Th(U"acic hiii-n narrower and more elongate, never toothed; ely- 

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



apicalis. 



247<i (7010. NoToxrs iucolor Say. Amer. Ent.. I. 1.S24. 21 ; ibid. I, 21. 



Head and apical half of antennfe fus- 

 cous; thorax, legs and under surface red- 

 dish-yellow; elytra ]»urplish-black, clothed 

 with a fine, iirostrate. silken, gray pubes- 

 cence. Tluu-ax oval, slightly broader than 

 long; horn rather broad, obtuse at tip, its 

 sides coarsely toothed; its crest margined 

 and finely serrate. Elytra with tips rounded and alike in the sexes; sur- 

 face finely, not densely ]pnnctni-ed. Length :;..'> nun. (Fig. 5S2.) 



Fig 582 X 9. (After Say ) 



