1272 FAMILY LVI. — CISTELID^. 



cc. Last joint of maxillary palpi broad, triangular. 



d. Third joint of antennae nearly or fully equal to fourth. 



e. Form oval ; jjunctuation and pubescence usually minute and 

 dense ; front tarsi as long as the tibia^ ; antenuie slender. 



IV. ISOMIRA. 



ee. Form oblong, subparallel ; punctuation and pubescence generally 

 coarse and sparse ; front tarsi shorter than the tibiie ; antennae 

 shorter and stouter, the joints obeonieal. 



V. Mycetochakes. 

 dd. Third joint of antenntv always distinctly shorter than fourth, but 

 longer in the female than in the male. 

 /. Mandibles emarginate or ti'uncate at apex ; front tarsi more or 

 less dilated in the male. 

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

 obliquely truncate at apex, feebly and obtusely bilobed. 



ANDBIMrs. 



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

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



VI. Capa'ocheoa. 

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

 gate and distorted ; antenna; long and filiform. 



VII. Androchisus. 



I. Allecula Fab. 1801. (L., "by another way.") 



Oblong-oval species, gradually 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 stri;e 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 one-half their 



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



aa. Smaller, not over 8 mm. ; eyes of female separated bv fully their own 



^■•^t)^- " ATRA. 



2354 (7589). Allecula puNcxt'LvrA Melsh., Proc. Phil. Acad. Xat. Sii., 

 Ill, 1846. 59. 

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

 Une yellowish pubescence; antenna; and tarsi reddish-brown. Thorax on(^ 

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

 base almost to apex, hind an.c;les rectangular, base brondlv and deeplv sin- 

 uate; surface coarsely and rather sparsely punctate and with a faint'basal 

 fovea each side. Elytra scarcely wider than base of thorax, i,n-adnallv nar- 

 rowed from middle to apex; surface dciMiIy striate, the stria^ with coarse 

 rather distant punctures; intervals subcouvex. distinctly punctate. Male 



