Till! ANT-LOVINU BEETLES. 327 



Throughout the State; common, ilarch 5-November 28. Oc- 

 curs in numbers in the large cone-shaped nests of ants and beneath 

 stones on sloping hillsides. 



619 (1910). Batkisodes vibgini^ Casey, Contrib. to Desc. of Coleop. of N. 



A., II, 1884, 90. 

 Reddish-bi-owji, shining; elytra darli reel; antennre and legs paler. Ile.nd 

 large, quadrate, punctured in front ; eyes small; vertex with two small, 

 niunded foveie connected by a curved groove. Aiitenn;e less than half the 

 length of body, first .loint as long as the next two together, second li>nger 

 than third; 3 to 8 quadrate, equal; ninth larger, one-half wider-thau lung; 

 tenth large, globular; eleventh as long as three preceding together, obliquely- 

 acuminate. Thorax as wide as long, median sulcus narrow, deep, with a 

 small erect tooth each side of the basal median fovea. Elytra finely, sparse- 

 ly and distinctly punctate. Length 2 mm. 



Putnam, Fayette and Crawford counties; frequent. April 17- 

 August 15. 



620 (1906). Batrisodes spketus Lee, Bost. Journ. Nat. Hist., VI, 1849, 100. 



Piceous-black ; elytra dark red, sparsely and finely pubescent. Head 

 wider than long, wider than thorax, punctulate in front, smooth behind ; 

 eyes prominent ; occiput elevated, broadly depressed each side ; vertex not 

 earinate. Antenme reaching base of thoras, joints 2 to 8 oblong; ninth 

 longer and wider, transverse ; tenth large, quadrate-rounded ; eleventh twice 

 as long but narrower than tenth, ovate-acuminate. Tliorax slightly longer 

 than wide, widest before the middle, median basal fovea small ; basal tuber- 

 cles minute. Elytra convex, not punctured ; humeri without tubercles. 

 Length 1.7 mm. (Fig. 151, d.) 



Southern half of !-itate ; fref[iiciit. April 17-()ctober 11. Taken 

 by sifting damp vegetable debris and in nests of white ants. 



621 (9414). Batrisodes foveicoenis Casey, Bull. Cal. Acad. Sci., II, 1887, 



462. 

 Reddish-brown, not punctate; sparsely clothed with long hairs. Head 

 as wide as long ; vertex nearly flat, earinate at middle. Antennae with sec- 

 ond joint one-third shorter and narrower than first ; third to seventh longer 

 than wide, eighth quadrate; ninth wider than long; tenth much wider, 

 globose, flattened and with a large fovea beneath in male ; eleventh wider 

 and as long as the three preceding together. Thorax with foveiB and sulci 

 deep, the median sulcus obsolete on basal third. Elytra with rounded 

 humeri. Length 2 mm. 



Monroe Count v; rare. IMay 13. Sifted from debris of beech 

 stump. 



B. flenticollin Casey, black, elytra dark red, antennae and legs 

 paler, length l.S mm., is known from Virginia and Iowa. 



