THE LEAP BEETLES. 



1127 



ii it. 



Elytra with very few white dots; legs wholly black. 



2091. INFAUSTUS. 



Elytra with numerous oblong white spaces, arranged 

 in two more or less evident crossbars; legs in part 

 pale - 201)2. r-' em or at us. 



tt. Punctures of thorax very fine and even, their intervals 

 minutely alutaceous; elytra with rounded white spot 

 at middle near suture. 2093. coxfusus. 



rr. Upper surface in great part brownish-yellow with black 

 markings ; punctures of thorax hue and dense. 



2094. SPUMARIUS. 



2075 (6655). Pachybbachys mobosus HalcL, Journ. Phil. Acad Nat Sci 



I. 1849, 260. " 



Subcylindrical, robust. Black, subopaque; antennae and legs reddish- 

 brown. Thorax with dense, coarse, sieve-like punctures. Elytral punctures 

 everywhere confused ; humeral umbone prominent, nearly smooth ; surface 

 pubescent in fresh specimens. Length 4-4.5 mm. 



St. -Joseph County : rare. June 1. 



2076 (0683). Pachybbachys cabbonabius Hald., Journ. Phil. Acad Nat 



Sci., I, 1849, 260. 



Smaller and less robust than morosus. Uniform black, opaque- an- 

 tennae and tarsi sometimes piceous. Thorax finely, densely and deeply punc- 

 tate; hmd angles obtuse, not rounded. Elytra with distinct rows of" coarse 

 Punctures, except near scutellum, where they are somewhat confused. Length 

 2.5-3.5 mm. 



Lake, Vigo, Lawrence. Martin and Orange counties, scarce- 

 probably throughout the State. June 2-July 11. Taken in beat- 

 ing oak and sweeping herbage. 



2077 ( ). Pachybrachys elegaxs sp. nov. 



Subcylindrical. robust. Black, shining; thorax with a narrow ivory 

 white hue near the side margins, the edge black; elytra each with a similar 

 line and also with the margin or upper portion of each epipleural lobe 

 white from humerus to middle. Thorax with dense oval, rather coarse 

 punctures which are substrigose on the sides. Elytra with regular row, 

 of deep, rather coarse punctures, those near the suture confused. Under 

 surface, except abdomen, coarsely and rather closely punctured. Length 

 3.o mm. & 



Marshall County ; rare. June 24. Beaten from hazel. 



2078 ( 6659). Pachybrachys litigiosus Suffr.. Linn. Entom VII 1853 



217. " ' 



Subcylindrical. robust. Brown or black: legs, thorax and elytra yel- 

 low; thorax with brown spots, the middle one divided in front and united 

 w*h the ones on sides to form a dark M : elytra with sutural and two 

 cal stripes on each dark, the inner one the shorter: these may be confluent 

 and so widened that the light color is reduced to mere lines, in which c^e 



