244 E. T. CRESSON. 



outwardly yellowish-white; abdomen densely punctured, ferruginous, first and 

 second segments narrowly margined at apex with whitish, dilated laterally on 

 second segment; first segment rounded at base, cup-shaped ; apical segment 

 more or less dusky; venter ferruginous, apical margin of second segment 

 white. Length .28 inch. 



One specimen. (Coll. G. W. Belfrage.) 



Pterochilus 5-fasciatus. 



Pterochilus b-fasciatus, Say, Long's 2d Exped. ii., p. 317. 

 Two $ specimens. (Belfrage; Heiligbrodt.) 



Pterochilus texaiius, n. sp. 



£. — Black; the large broad transverse convex clypeus, labrum and man- 

 dibles and a dot between insertion of antennae, fulvo-ferruginous ; anterior 

 orbits as far up as sinus and a line on posterior orbits yellow; palpi fulvous, 

 ciliated with long curved yellowish hair; antennae blackish, the scape and 

 flagellum beneath fulvo-ferruginous; prothorax fulvo-ferruginous, narrowlv 

 margined with yellow anteriorly; mesothorax closely punctured, with a small 

 obscure ferruginous spot on each side over tegulae; scutellum and postseutel- 

 lum fulvous, a spot on each side of the former and the anterior margin of the 

 latter, yellow; posterior margin of scutellum narrowly black ; metathorax 

 with a large fulvous spot on each side of the smoothly excavated middle, 

 tinged with yellowish within; a rounded yellowish spot beneath tegulae, which 

 is yellowish-fulvous, pupilled with brownish; wings yellow-hyaline, dusky be- 

 fore apices ; legs fulvous, posterior tibiae yellow behind; abdomen oblong-ovate, 

 densely rugosely punctured, somewhat shining, first segment broadly yellow 

 at apex, fulvous at base with a central longitudinal black mark; second seg- 

 ment with a rather narrow apical yellow band, slightly dilated laterally and 

 on each side near base a large fulvous spot; third segment with an undulate 

 apical yellow band; two following segments each with a broad yellow band at 

 apex, emarginate on anterior middle and enclosing a small black spot on each 

 side ; apical segment and venter black, shining. Length .50 inch. 



One specimen. (Coll. G. W. Belfrage.) Resembles b-fasciatus in 

 miniature. 



Pterochilus laticeps, n. sp. 



5 . — Black, closely and strongly punctured, clothed with a very short, 

 more or less brilliant silvery sericeous pile, more dense on pleura and metatho- 

 rax; head large, much broader than thorax, two approximate dots above base 

 of antennae, anterior orbits as far up as emargination of eyes, short line behind 

 eyes and a large spot on each side of clypeus at base pale yellowish ; apical 

 margin of clypeus, labrum and mandibles except tips bright ferruginous; 

 clypeus large, broad, sparsely punctured, truncate at tip; palpi honey-yellow, 

 ciliated with long yellowish hairs; antennae fulvous, blackish above towards 

 apex, scape sanguineous; band on prothorax above acute laterally, two spots 

 on scutellum, posterior margin of postscutellum, large spot beneath tegulae, 

 and a rounded spot on each side of metathorax, pale yellowish ; metathorax 

 but slightly excavated behind; tegulae whitish, with a small central fuscous 

 spot; wings hyaline, dusky along costa and narrowly at apex; legs ferruginous, 

 coxae mostly blackish, anterior femora beneath and stripe on outside of four 



