THE LEAF BEETLES. 



1169 



2164 (6902). Galebuceixa cavicollis Lee, Proc. Phil. Acad. Nat. Sci., 

 1865, 216. 



Oval, narrower in front, subdepressed. Dull red, moderately shining, 

 very sparsely and finely pubescent; antennae black; legs dull red to piceous. 

 Thorax nearly twice as wide as long, narrower in front, sides curved or ob- 

 tusely subangulate, hind angles distinct ; disk with a broad median depres- 

 sion and another each side, surface coarsely punctured. Elytral margin 

 flattened; disk with coarse, deep, not crowded punctures. Length 4.5- 

 5.5 mm. 



Taken in numbers by Wolcott near Pine, Lake County. May 21. 

 Occurs from Canada and the New England States westward to 

 Wisconsin. Probably to be found throughout the northern third 

 of the State. 



G. mfosanguinea Say, length 4.5-5.5 mm., is known from Penn- 

 sylvania southward. 



2165 (6906). Galerucella nymph^i Linn., Syst. Nat., 175S, 376. 

 Oblong-oval, narrower in front, subdepressed. 



Piceous brown, finely pubescent ; thorax dull yellow, 

 usually with three piceous spots ; side margin, apex 

 and epipleura of elytra yellowish; under surface 

 and antennae piceous, the basal joints of the latter 

 partly dull yellow ; legs pale. Thorax twice as wide 

 as long, sides rather strongly angulate ; front angles 

 small, prominent, hind angles nearly obsolete; disk 

 with median narrow depression and a larger one 

 each side which is densely punctured and piceous; 

 surface otherwise smooth or with a few coarse 

 punctures. Elytra slightly broader behind, mar- 

 gins distinctly flattened, surface coarsely and rather 

 closely punctate. Length 4.5-6 mm. (Fig. 509.) 



Northern half of State, frequent-; Knox 

 rnd Lawrence counties only in the south. 

 March 26-September 29. Probably hibernates. Occurs on the pads 

 and flowers of the white and yellow water-lilies. 



2166 (6904). Galerucella tubekctjlata Say, Journ. Phil. Acad. Nat. Sci., 



Ill, 1824, 456; ibid. II. 220. 

 Oblong-oval, subdepressed, opaque, finely pubescent. Color variable, 

 dull reddish-brown to piceous ; antenna? black; legs pale or partly piceous. 

 Thorax nearly twice as wide as long, sides rounded or obtusely subangulate. 

 hind angles distinct, base sinuate each side; surface coarsely and closely 

 punctured, smoother near the front angles and along the apex. Elytra some- 

 what wider behind the middle; disk coarsely and deeply punctured, more 

 sparsely and finely at sides and apex. Length 5-6 mm. 



Wayne and Marion counties ; rare. May 2(>-Juue 18. The usual 

 black spots of thorax are often wanting. 



Fig. 509. X 6. (After Chitten- 

 den in Bull. No. 54, U. S. Bur. Ent.) 



