THE LONG-HORNED WOOD-BORING BEETLES. 1035 



Known from the State by a single specimen In the Dury col- 

 lection from Laporte County. Occurs in the vicinity of the soft 

 maple (Acer saccharinum L.) to the wood of Avhich the larvae often 

 do much injury. A species of northern range, probably occurring 

 only in the Transition life zone of the State. 



XXIX. CALLOIDES Lee. 1873. (Gr., "beautiful + form.") 



Here belong two large species distinguished by the form and 

 color of thorax and by having the mesosternum sloping downward. 

 One of the two occurs in Indiana. 



1914 (6174). CALLOIDES NOBILIS Harris, Trans. Hartford Soc. Nat. Hist., 



I, 1836, 84. 



Elongate, robust. Brownish-black, opaque, densely clothed with very 

 short, velvet-like pubescence ; elytra each with a rounded yellow spot at 

 base, a minute submarginal one behind the huruerus, a larger one before 

 the middle, and two narrow, transverse, sinuous bands on apical half; 

 these spots and bauds often almost or wholly obsolete. Antennae short, one- 

 half the length of body. Thorax globose, sides much rounded, surface 

 densely and finely granulate. Tips of elytra rounded, without spines. 

 Length 20-23 ruin. 



Lake County ; frequent in the wash-up along the beach of Lake 

 Michigan; Starke and Clark counties; rare. May 27-June 28. 



XXX. ARI-IOPALUS Serv. 1834. (Gr., "without + club.") 



This genus is represented east of the Rocky Mountains by the 

 single species : 



1915 (6176). ARIIOPALUS FULMINANS Fab.. Syst. Ent, 179S. 192. 



Elongate, rather slender, subcyliu- 

 drical. Black; head and thorax cov- 

 ered with grayish pubescence; the lat- 

 ter with a large black spot on center 

 of disk, and a small round one each 

 side. Elytra marked with ill-defined 

 zigzag bands of grayish pubescence. 

 Length 12-18 mm. (Fig. 441.) 



Crawford and Posey counties ; 

 scarce. May 15- June 26. Breeds 

 in oak, butternut and chestnut, the 

 adults occurring beneath the bark 



Fig. 441. (After Packard in Fifth Rep. U. S. 



of these and neighboring trees. Ent.Comm.) 



