332 



FAMILY X. PSELAPHIM 



E. spimfev Casey, brown, shining, not punctate, was described 

 from Illinois; inierruptus Lee, rust-red, pubescence not dense, 

 and E. congener* ' vasey, brown, legs paler, pubescence short, dense, 

 conspicuous, are bLth recorded from near Cincinnati; E. linearis 

 Lee. brown, length h~> mm., is said to occur ''east of the Mississippi 

 River." 



626 (1981). ErPLECTt s confltjens Lee, Bost. Journ. Nat. Hist., VI, 1849. 

 105. 



Elongate, slender, parallel. Uniform reddish-brown, finely pubescent. 

 Head wider than long,, with two deep parallel grooves, the intervening space 

 nearly smooth; elsewhere coarsely punctured. Antennas reaching middle 

 of thorax, joints three to eight subequal, wider than long, bead-like ; ninth 

 and tenth wider; eleventh ovate, wider than tenth. Thorax as wide as 

 long, finely punctate ; disk with a deep oblong fovea before the middle and 

 a triangular one near base, the latter feebly connected with a large deep 

 one each side. Elytra faintly punctate, densely pubescent, discal lines deep 

 at base, not reaching middle. Abdomen longer than elytra, the first and 

 second dorsals carinate. Length 1.2-1.5 mm. (Fig. 152, e.) 



Marion County; rare. May 28. 



Bibloplectus ruficeps Lee, dark brown, elytra darker, surface 

 not punctate, pubescence short and fine, length .7 mm., is known 

 from Michigan and Illinois. 



The shim cavifrons Lee, reddish-brown, legs and antennas paler, 

 pubescence rather dense, pale, length 8 mm., occurs in the "Mis- 

 sissippi Valley. " 



Actium augustum Casey, pale reddish-yellow, length 1.2 mm., 

 was described from Pennsylvania. 



XVIII. Trimiomelba Casey. 1897. 



Differs from Melba in its larger head with more remote fovea? ; 

 longer first dorsal and second ventral segments ; ninth and tenth 

 antennal joints small, doubly convex ; hind tarsi long, slender, the 

 second joint twice as long as third. One species has been taken, 

 while another may occur. 



KEY TO INDIANA SPECIES OE TRIMIOMELBA. 



(/. Head rut punctate, the front obtusely rounded between the antenna*; 

 fovea 1 of occiput small and deep: width across the shoulders equal 

 to that of thorax. convexula. 

 aa. Head distinctly punctate, the front more narrowly subangulate; foveae 

 larger and less separated ; width of shoulders less than that of thorax. 



627. DUBIA. 



T. convexula Lee. deep yellow, very convex, pubescence not visi- 

 ble, length ,7 mm., is known from Pennsylvania and Illinois. 



