326 FAMILY X. — PSELAPIIID/E. 



B. schaumii Aube, piceous-black, length 2.1 mm., is known from 

 Pennsylvania and Illinois. 



616 ( ). Batkisodes caseyi Dury Mss. 



Uniform reddish or chestnut-brown, sparsely clothed with stiff, sub- 

 erect yellowish hairs. Head large, as wide as thorax ; vertex strongly 

 swollen, not carinate; foveoe of occiput very small. Antennse short, stout, 

 reaching base of thorax, joints 2 to 10 wider than long, 11 oblong-oval, 

 nearly as long as the three preceding. Thorax as wide as long, median 

 sulcus deep, abbreviated in front, basal fovece round, deep. Elytra smooth, 

 convex, humeri not prominent. Length 2.5 mm. 



Posey County ; rare. April 26. Taken from beneath chunk in 

 open sandy woods. Dury has three or four from Kentucky opposite 

 Cincinnati. 



017 (1902). Batkisodes kiparitjs Say, Joum. Phil. Acad. Xat. Sci., IV. 

 1824, 98 ; ibid. II, 235. 

 Reddish-brown, sparsely pubescent. Head slightly wider than long, its 

 margin broad, flat, produced in front ; the foveas small, deep, not pubescent. 

 Antennae of male half the length of body, joints 2 to S gradually smaller 

 and rounded ; ninth much larger, transverse, toothed on outer side ; tenth 

 still larger, globose; eleventh not as thick, more than twice as long, with a 

 large tooth inside the base ; in female the joints are regular, the last one 

 not as long as the two preceding, acute-ovate. Thorax slightly longer than 

 broad, sparsely punctate, the basal fovea small, distinct. Elytra very con- 

 vex, strongly punctured; humeri blunt or rounded. Length 1.4-1.6 mm. 



Posey f'Dnntv; rare, j^pril 18-April 22. 



B. scabrir.eps Lee. piceous. legs and antenna^ paler, is said to 

 occur from Pennsylvania to Illinois and Iowa. B. Jineaticollis 

 Aube and B. frontalis Lee have been recorded from Cincinnati. 

 B. simplex Lee. is a boreal spej^ies which has been taken in northern 

 Illinois. 



618 (1903). Batkisodes globosl's Lee., r.ost. Journ. Xat. Hist., VI, 1840. 

 100. 

 Reddish-brown, shining, sparsely and finely pubescent. Head with ver- 

 tex roof -shaped, the crest carinate; fovcic small, deep, rcmnd, not pubes- 

 cent; margin broad, flat, densely punctate. AntennsE half as long as l«>(ly. 

 second joint obconieal, three to eight globular and of same width as sec- 

 ond; ninth thicker, wider than long; tenth in male globular, four times 

 as thick as ninth; eleventh narrower than tenth, ovate, acute, obliquely 

 impressed from middle en outer side. Thorax slitrUtly wider than luiis, 

 median sulcus deep, ending near base in a deep fovea from which a trans- 

 verse groove curves to fove;e on sides. Elytra indistinctly punitulale, mie- 

 half longer than thorax, each with three small, rounded fove;e at l)ase; 

 discal lines short, shallow; humeri tulierculate. Le.iis lung, tliighs clavatc. 

 Length 1.8 mm. (Fig. 151, c.) 



