170 BRACHELYTRA — ALEOCHARIDAE. 



-Z? 1» Penultimate joints of antennae 

 transverse. 



a 1. Basal dorsal segments of abdomen 

 strongly punctured throughout ; pos- 

 terior margin of last ventral segments 

 and whole of apical segment red- 

 brown. 

 Broader, more narrowed before and behind than A. 

 moerens. Pitch-black, shiny ; elytra chestnut-l^rown ; an- 

 tennae dark-brown, their base and the legs red-yellow. 

 Elytra about as long as thorax, closely, moderately finely 

 punctured ; abdomen distinctly narrowed behind, especially 

 in male, diffusely and rather finely punctured behind. L. 

 2 1. Scarce. A. mycetojyhaga, Kr. 



h 1. Basal dorsal segments of abdomen 

 closely punctured in front, diffusely 

 behind ; apex obscurely reddish. 



Black, sliiny ; elytra reddish-brown ; base of antennae 

 obscurely red-yellow ; legs reddish. Elytra about as long 

 as thorax, rather closely and distinctly punctured ; abdo- 

 men somewhat narrowed toward apex, diffusely punctured, 

 except in the transverse impressions at base of second to 

 fifth segments, which are closely punctured. Abdomen 

 more diffusely punctured than in B. mijcetopluKja and less 

 narrowed toward apex. L. 2 — 2| 1. Pare. 



A. fungivora, Sharp. 



J5 I), Abdomen impunctate at apex. 



A 1. Length 2 lines. 



Black, very shiny ; elytra chestnut-brown ; antennae 

 brown, their base, the anus, and legs red-yellow. Elytra 

 about as long as thorax, closely, moderately finely punc- 

 tured ; alxloinen slightly narrowed behind, apical segments 

 nearly impunctate. L. 2 1. Scarce. A. moerens, Gyll. 



B 1. Length 11—1^ lines. 



Pitch-black, rather shiny, with scanty pubescence ; base 

 of antennae, anus, and legs yellow-red ; elytra rust-red, as 

 long as thorax. Punctuation slightly more diffuse than in 

 B. moerens ; abdomen with isolated punctures. Pare. 



A. luguhris, Aub. 

 c c. Elytra black, with a red spot at apex of 

 each near suture. 



