ARADID^l. 269 



ANEURUS LJSVIS, Curt. B. E. ii, fig. 86 (1825) ; Burm. Handb. ii, 253, 1 

 (1835)'; Am.etSarv. Hem. 307, 1 (1843); H. Schf. 

 Wanz. ix, 141, t. 310, fig. 951 (1850); Kolen. Mel. 

 Ent. vi, 25, 228 (1857); Flor, Ehyn. Liv. i, 397, 1 

 (1860); Fieb. Europ. Hem. 116 (1861). 



ARABTJS AVENIUS, L. Duf. Rech. 54, 1, t. 4, fig. 36 (1833). 



Black-brown. 



Head finely granulated ; central lobe of face red-brown ; neck 

 smooth. Antennae finely granulated ; 1st 3 joints, and sometimes 

 the 4th, red-brown. 



Thorax. Pronotum on the anterior margin finely granulated ; 

 behind the anterior margin the 1st 3rd with deep punctures alter- 

 nating with smooth rounded spaces, the remainder of the disk finely 

 crenate-punctate, the posterior angles red-brown. Scutellum very 

 finely, transversely crenate. Elytra; Corium as a red-brown, trian- 

 gular piece at the base ; Membrane smoke-brown, darker on the an- 

 terior side, delicately reticulated, the cell and furrow whitish. 

 Sternum black, delicately crenate-punctate. Legs red-brown, finely 

 granulated. 



Abdomen red-brown ; Connexivum, on each segment, above, 1, be- 

 neath 3 small nodules. 



Length, 2 2 lines. 



Not rare ; gregarious under dead bark, especially of fir trees, in 

 spring and summer. 



FAMILY 2. ARADIDJE. 



Genus 1. ARADUS, Fab. 



Oval, flat, the whole upper and under surface, antenna, elytra, and 



legs granulated. 



Head horizontal, 4-sided, longer than broad, widest in front, pro- 

 duced behind the eyes, then suddenly narrowed to a short neck ; 

 Face ; central lobe very long, projecting beyond the 1st joint of the 

 antennae, convex, deep, rounded at the end, the sides concealing the 

 small side lobes ; antenniferous processes wide, terminated by a 

 long, pointed spine on the outer side. Antennce usually thick, in- 

 serted on the inner side of the process, the length of the joints 

 varying in different species ; 2nd longest ; 4th with the apex conical, 



