;u-t 



FAMILY X. 



-I'SEI.AI'lllD.K. 



evenly curved, disk faintly, irregularly and coarsely punctate, with a small 

 median triangular fovea near base and a smaller rounded one each side, 

 the three connected by a fine curved impressed line. Elytra one-tifth longer 

 than thorax, finely punctate, each with a short basal groove and fovea. 

 Length 1.8 mm. (Fig. 147, c.) 



]\[oiiroe County; rare. May 13. Sifted from debris of beech 

 stump. Dury finds them at Cincinnati between April 2 and ^May 2, 

 "in the decayed interior of a standing dead tree." 



PselapJius loncjiclavus Lee. blackish-brown, elytra l)lood-red, 

 length 1.8 mm., is laiown from Iowa to Louisiana. P. bellax Casey, 

 dark reddish-yellow, length 1.4 mm., was descril)ed from Michigan. 



IX. Tychus Leach. 1817. (No meaning.) 



Antenna? attached to the under side of the frontal tubercles, 

 which are large, close together, separated by a short canal; upper 



Fig. 149. a, Tychus lonjipalpus, ti, liythinun tychuides; c, Decarthron brendeli; d, Rybnxis brendeli. 

 All highly magnified. (After Brendel and VVickhain.) 



surface of head with a small puncture each side near the front part 

 of eye. 



KEY TO INDIANA SPECIES OF TYCHIS. 



a. Tli(ii-ax with four small foveie at base and a larger cne each side; ely- 

 tra depressed, the sulural lines parallel; third and fourth joints of 

 palpi equal. GOO. longipalpus. 



(Id. Thorax with five basal fovefe; elytra more convex, the sutural lines 

 cuiTed ; tiiird jialital joint triangular, shorter than fourth. 



601. MINOR. 



(100 (1S7S). Tychvs LONGiPALPis Lec, Bost. Journ. Nat. Hist, VI, 1840,82. 

 I'ale reddish-brown, subdepressed, sparsely clothed with long, suberect 

 iiairs. Head as long as wide. Antennae longer than head and thorax, first 

 joint twice as long as second, third to eighth subequal ; ninth globular, twice 

 as wide as eighth; tenth larger; eleventh ovate, twice as long as tenth. 

 Thorax subglobular, sliglitly wider than long, widest at middle; basal fovea 



