1272 FAMILY LVI. CISTELin.E. 



cc. Last joint of maxilhiry palpi broad, triangular. 



(I. Third joint of antenna? nearly or fully equal to fourth. 



e. Form oval ; punctuation and pubescence usually minute and 

 dense; front tarsi as long as the tibiiie; antenme slender. 



IV. ISOMIEA. 



ee. Form oblong, subparallel ; punctuation and pubescence generally 

 coarse and sparse; front tarsi shorter than the tibia?; antennine 

 shorter and stouter, the joints obconical. 



V. Mycetociiares. 

 (Id. Third joint of antenn:e always distinctly shorter than fourth, but 

 longer in the female than in the male. 

 /. Mandibles emarginate or truncate at ape.x ; front tarsi more or 

 less dilated in the male. 

 g. Legs short, the tarsi distinctly shorter than tibiie; mandibles 

 obliquely truncate at apex, feebly and obtusely bilobed. 



Andrimus. 

 gg. Legs long and slender, the tarsi as long as the tibi;e; mandi- 

 bles deeply notched at apex, the lobes acute and subequal. 



VI. Capnochroa. 

 ff. Mandibles acute at tip; front tarsi of male not dilated, but elon- 

 gate and distorted ; antennae long and filiform. 



VII. Androchirus. 



I. Allecula Fa]). 1801. (L., "by another war.") 



Oblong-oval species, gradtially pointed behind, and having the 

 tarsal lobes, especially the one on the next to the last joint, highly 

 developed; apical side of last joint of maxillary palpi longer than 

 the outer side ; punctures of elytral strite finer toward apex. One 

 species has been taken in the State, while another may occur in the 

 northern counties. 



KEY TO INDIANA SPECIES OF ALLECULA. 



a. Larger, 9-10 mm.; eyes of female separated by about (me-half their 



width, those of male not quite contiguous. 2354. punctulata. 



(Id. Smaller, not over S mm. ; eyes of female separated by fully their own 



width. atra. 



2354 (7589). Allecula punctulata Melsh., I'roc. I'hil. Acad. Nat. Sci., 

 Ill, 1846, 59. 

 Elongate-oval. Dark chestnut-brown to black, sparsely clothed with 

 tine yellowish pubescence; antennae and tarsi reddish-brown. Thorax (me- 

 half wider than long, sides distinctly converging and nearly straight from 

 base almost to ajiex, hind angles rectangular, base broadly and deei)ly sin- 

 uate; surface coarsely and I'.-ithci- sparsely iiuiictate ;ind with a faint liasal 

 fovea each side. Elytra scarcely wider than base of thorax, gr.idually nar- 

 rowed from middle to apex: surface deeply striate, the stria' with cniirsc 

 rather distant punctures; intervals subconvex. distinctly punctate. Male 



