500 



FAMILY XIV. PHAL ACRID JE. 



959 (9881). Acylomus ekgoti Casey, Ann. N. Y. Acad. Sci., V, 1890, 119. 

 Strongly convex, almost evenly elliptical, not at all narrowed behind the 



middle. Above black or dark chestnut-brown, strongly shining; beneath 

 pale brownish-yellow. Elytra with one discal stria, this obsolete on basal 

 third, and with rows of punctures which, near the suture, are very minute 

 and feeble, slightly larger on the sides. Hind tarsi three-fourths as long 

 as tibiae, the second joint between three and four times as long as the basal 

 one. Length 1.8-2.2 mm. 



Frequent throughout the 'State. April 26-October 1. Occurs 

 on leaves of skunk cabbage in early spring. 



960 (9882). Acylomus piceus Gasey, loc. tit., p. 120. 



Broadly oval, distinctly narrowed behind the base of elytra. Piceous- 

 brown, shining. Otherwise as in ergoti. Length 1.8 mm. 



Posey and Martin counties; rare. May 16-June 6. 



IV. EusTiLBUs Sharp. 1888. (Or., "good + shine. ") 

 Small oval, convex species differing from those of allied genera 

 by the characters given in generic key. Two species have been 

 taken in the State, while a third may occur. 



KEY TO INDIANA SPECIES OF EUSTILBUS. 



a. Spinules at apex of prosternal spine long and conspicuous; elytra either 

 entirely pale or distinctly paler at apex. 

 I). Elytra highly polished, not reticulate, abruptly and distinctly paler at 

 apex. 961> 



APICALIS. 



1)1). Elytra finely reticulate and pale throughout. 962. nitidus. 



cm. Spinules at apex of prosternal process short; body narrowed behind 

 from base of elytra ; color dark reddish-yellow throughout. 



ATTENUATUS. 



901 (3005). Eustilbus apicalis Melsh., Proc. Phil. Acad. Nat. Sci. II 

 1844, 102. 



Oval, strongly convex, very feebly narrowed be- 

 hind the middle. Above piceous or dark chestnut 

 brown, highly polished; apical fourth of elytra rather 

 abruptly pale brownish-yellow; beneath reddish- 

 brown; legs and antennfe paler. Elytra distinctly 

 longer than wide, the discal stria very deep, strongly 

 impressed, uniting with the suture near apex; the 

 rows of punctures very fine, scarcely visible. Length 

 Fig. 179. (Original.) 2-2.3 mm. ( Fig. 179. ) 



Throughout the State; frequent. Hibernates. March 9-De- 

 cember 7. Taken by sifting in early spring and by sweeping 

 goldenrod and other herbage in summer. Listed by Henshaw as 

 Olibrus consimilis, a European species, but since shown to be dis- 

 tinct. 



