TlIK ANT-LOVING UKETLKS. 317 



eiphth. ovate, tnincato at base. Thorax finely ininotnlate. slightly wider 

 than long. Elytra one-half lonijer than thorax, tliscal lines parallel. Cari- 

 ii;e of first dorsal three-fourths the lensjth of the seiiiiient, separated l»y one- 

 half its width. Lenstlj 1.4 mm. ( Fis?. 149. f.) 



Lake and Putnain eoimtios; scare;\ .Mjiicli 2()-May 25. 



/). ahnonne Lee, and B. exsectwn Brend., bolli are recorded as 

 (.(•(•nrrino- in the "Northera States east of tlie Mississippi Kiver." 

 wliile I), loiigulnm is a southern form whieh may oeenr in the south- 

 ern counties. 



Bythi)}}(s iyfhoiflcs Brend. (Fiij". 14!). />.). ehoeohite-browTi, an- 

 tenna^ and legs dark yel]o^v. length 1.2 mm., has been taken at Cin- 

 cinnati, while Nisaxis fomenfosus A.ube, reddish-brown, i)ub('seenr'e 

 long and fine, body coarsely punctate, length 1.2 mm., is recorded 

 from southern Illinois. 



XI. Rat. AXIS Saulcy. 1876. 



In this genus the males have a strong tooth on the front tibia'. 

 Two species have been taken in the State, while another may occur. 



KFA' TO SPECIES OF KYRAXIS. 



a. Median fovea of base of thorax large, pubescent; antenute of male very 

 lonff. the club slender. 603. vauda. 



(la. Median fovea small, not pubescent. 



ft. Carinre on basal dorsal segment of abdomen including but one-fourth 

 of the width of segment between them ; antennal club loose, the 

 next to last joints not elongate or compressed. con.juncta. 



bh. Carina^ on base of abdomen including one-third of width of segment; 

 antennal club dilated and compressed in male, densely clothed with 

 black hairs. 604. rrendeli. 



603 (1914). Rybaxis valida Brend.. Bull. Lab. Nat. Hist. Iowa. I. 1890, 



273. 

 Dark picecus-brown ; elytra ;ind aiitennjip red ; legs paler. Vertex with 

 a deep impression ; antennte nearly one-half the length of body, first joint 

 almost as long as third and fourth together ; second shorter, oblong, 

 rounded; third to sixth narrower; seventh and eighth narrower and 

 shorter; ninth and tenth suddenly increasing in size, wider than hnig; 

 eleventh as long as the two preceding together. Thorax deeply imin-essed 

 each side near base. Length 2.2 mm. 



Posey County; rare. April 16. 



R. conjunrfa Lee, black, elytra red or darker, length 1.8-2 mm., 

 is said to occur "over the territory east of the ^lississippi River." 



604 (1916). Rybaxis brendei.[ Horn. Crotcirs Check List. 1S73. 36. 

 Black, shining; elytra ranging to iiiceuus-red ; legs, palpi and club of 



antennae reddish-brown. Head with two very large foveje between the eyes. 



