48 PROCEEDINGS OF THE NATIONAL MUSEUM vol.82 



differs from both in the more lateral position of the median vitta, 

 which is its most striking characteristic. 



I have seen only two specimens of this species, one, a male, from 

 the collection of H. P. Loding, and the other, a specimen identified 

 by Schaeffer in the LeConte collection from Colmnbus, Tex., prob- 

 ably collected bj^ E. A. Schwarz. 



21. DISONYCHA ADMIRABILIS Blatchley 



Pi^TE 6, Figure 30 



Disonycha adnUrabila Blatchley, Journ. New York Ent. Soc., vol. 32, p. 90, 

 1924 (Kuox County, Ind. ; type in collection of W. S. Blatchley). 



Description. — Small (about 5 mm), oval, somewhat shining, pale; 

 pronotum usually unspotted, sometimes with two anterior spots, 

 elytra with sutural, median, and submarginal vittae, the sutural and 

 submarginal rarely joining at apex; undersurface pale with tibiae 

 and tarsi darker. Head with interocular space more than half width 

 of head; carina not acute, broad and slightly produced, tubercles 

 somewhat swollen, occiput smooth and shining; punctures about 

 fovea on each side near eye; pale, with tubercles sometimes and 

 labrum always dark. Antennae dark with paler basal joints, third 

 joint distinctly shorter than fourth or fifth, which are subequal. 

 Prothorax approximately twice as wide as long, convex, narrowed 

 somewhat anteriorly with arcuate sides; under high magnification 

 very finely alutaceous and indistinctly, sparsely punctate; shining, 

 pale, usually without spots, sometimes with 2 anterior ones, rarely 4. 

 Scutellum dark. Elytra oval, somewhat convex, humeri not promi- 

 nent, with a short intrahumeral sulcus; finely alutaceous, finely and 

 shallowly punctate ; pale, with sutural, median, and submarginal vit- 

 tae, the submarginal and sutural vittae rarely united at apex. Body 

 beneath finely and densely pubescent, entirely pale; tibiae and tarsi 

 brownish. Length, 4.8 to 5.8 mm ; width, 2.6 to 3.2 mm. 



Type locality. — Knox County, Ind.; type, male, collected by W. S. 

 Blatchley, and in his collection. 



Distrlhufion. — Massachusetts (Chicopee) ; New York (Long 

 Island, West Point) ; New Jersey (Dundee Lake) ; District of Colum- 

 bia; Maryland (Cabin John, Chesapeake Bay, Plum Point, Glen 

 Echo) ; Virginia (Clarendon, Virginia Beach) ; Louisiana (Baton 

 Rouge, Covington, Opelousas, Tallulah) ; Texas (College Station, 

 Columbus, Cypress Mills, Edna, Gainesville, Galveston, Lexington, 

 San Diego, Victoria) ; Kansas (Douglas County). 



Food plants. — Cassia sp. (J. D. Mitchell) ; wild legume (Norman 

 Allen) ; Polygonum sp. (W. S. Blatchley). 



Remarks. — This is one of the smallest of the pale vittate species, 

 and is characterized by its oval shape, shining, very indistinctly 



