3RTNG BEETLES. 1093 



0. gracilis Fab., antenntE fuscous, legs pale, tips of tibice and 

 tarsi darker, length 10-13 mm., is known from New York, New Jer- 

 sey and southward. 



2015 (650.5). Obeeea rdficolus Fab., Ent. Syst. II, 1775, 311. 



Elongate, subcj-liudrical, rather robust. Pale reddish-yellow ; antennae, 

 el.rtra, tiblse and tarsi nearly black. Thorax short, about as broad as long, 

 without discal black spdts. El\-tra rather densely clothed with gray pubes- 

 cence and with Irregular ro\As of moderately fine oblong punctures; tips 

 subtruncate. Length 15-18 mm. 



Vigo County ; rare. June 19. One specimen taken on the wing. 



LXXI. Teteops Steph. 1830. ('C4r., "four ^ eyes.") 



This genus, sufficiently characterized in the key, is represented in 

 the State by a single species. 



2i»li3 (<J5D7i, Tetbops moxostigma Hald.. Trans. Amer. Phil. Soc. X, 

 1S57. -'7. 

 Elongate, slender, cylindrical. Black, shining; elytra with black, re- 

 cumbent and erect hairs ; head and thorax red, the latter with black spot 

 on di.sk: femora reddish-yellnw ; antennal joints paler at base, pilose with 

 long hairs. Thorax feelily constricted before and behind, sparsely and 

 rather coarsely punctured. Elytra with rows of rather closely placed, 

 coarse and deep punctures; tips rounded. Length 7-9 mm. 



Dubois and Spi-ncer counties; scarce. May 22-^Iay 24. Taken 

 by sweeping low herbage along roadsides. The middle trochanters 

 of male are very strongly developed. T. jncuuda Lee. is doubtless 

 a synon^-m, the legs in the specimens at hand varying from wholly 

 black to almost wholly reddish-yellow. 



LXXII. Tetraopes Serville. 183.5. (Gr., "four- eyes.") 



^ledium-sized, stout-bodied species, having the antennte shorter 

 than body ; thorax armed with a bbint tubercle each side and, in our 

 species, marked wdth four round black spots. They occur altogether 

 on the different species of milkweed (Asclepias), in the stems and 

 roots of which they breed. Four of the eight known species Jiave 

 been taken in the State. 



KEY TO IXDIAX-\ SPECIE.S OF TETRAOPES. 



a. Elytia with a common median and apical heart-shaped black space; 



disk of thorax red. regularly convex. 2017. ca?;tebiatob. 



Off. Elytra with rounded or eloii-.ilc black spots; disk of thorax distinctly 



elevated. 



v. Antenna! black, not annulate; abdomen very sparsely punctulate; 



larger median spot of elytra oblong. 201S. tetbaophthalmus. 



