THE LEAF BEETLES. 



Lawrence, Martin and Knox counties; frequent. July 13-Au- 

 gust 2. This species is usually considered a synonym of congestus 

 Fab., but according to Knab the latter is a larger species with 

 rough thorax, found in Georgia and Florida. 



2059 (6608). BASSAREUS FORMOSUS Melsh., Proc. Phil. Acad. Nat. Sci., Ill, 



1847, 173. 



Resembles the preceding very closely, and probably only a variety of 

 it. Distinguished by the absence of a tooth on the front edge of the side 

 pieces of prostermun. The color in typical specimens is black spotted with 

 yellow, exactly as in clathratus. In most specimens, however, the color is 

 dull red spotted with yellow, as there. The punctuation of elytra is finer, 

 the rows on sides less confused. Length 3.7-5 mm. 



Lake, Fountain, Putnam and Knox counties; scarce. June 15- 

 August 2. Beaten from the foliage of wild grape and elder. 



2059a (660Sa). BASSAREUS FORMOSUS SUU?HURIPENNIS Melsh., Proc. Phil. 



Acad. Nat. Sci., Ill, 1847, 173. 



Form of clathratus. Head and thorax black, marked with yellow as in 

 that species. Elytra pale yellow, each with a Imsal and median cross-row 

 of three oblong black spots, and two similar spots near apex, the inner 

 basal and median spot sometimes connected; under surface black; legs and 

 base of antennae dull red. Thorax and elytra punctate as in f-luthnitus. 

 Length 3.5^4.5 mm. 



Lake, Starke and Koseiusko counties; scarce. June 17-July 8. 

 B. detritus Oliv., is recorded from the "Atlantic States." 



2060 (6610a). BASSAREUS SELLATUS Suffr., Linn. But., VI, 1852, 307. 

 Robust, subcylindrical. Black, feebly shining; elytra each with a me- 

 dian and apical reddish spot, the former extending from margin nearly to 

 suture; head of female spotted with white; antenna? dull yellow at base. 

 Thorax finely and sparsely punctate. Elytra with impressed rows of coarse 

 punctures, the 5th, 6th and 7th rows confused on the front pale spot. Length 

 4.5-5.5 mm. 



Lake, Steuben, Blackford and Lawrence counties; scarce. June 

 24-July 29. Occurs on the flowers of Jersey tea. 



2061 (6610). BASSAREUS MAMMIFER Newrn.. Entom. Mag., IV, 1840, 250. 

 Form of sellatus. Head black, with yellow spots; thorax black, with 



narrow front margin, wider side margins and two rounded spots near base, 

 yellow; elytra black, each with a basal row of small oblong spots, a large 

 spot near middle, reaching nearly to suture and connecting with outer two 

 basal spots, and an apical spot, reddish-yellow ; under surface black ; legs 

 piceous. -Elytra punctate as in sellatus. but the punctures less coarse. Length 

 3.5-4.5 mm. 



Steuben, Laporte, Vigo and Harrison counties ; scarce. June 11- 

 July 15. 



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