418 G. R. CROTCH, M. A. 



G. coufertus. Lee Proe. Phil. (1861), p. 340.— Ovate, rather blunt before 

 and behind, black, legs rufeseent, upper surface bronzed, elytra with a yellow- 

 spot beyond the middle; thorax rather broadly margined; elytra bronzed, 

 closely punctulate and finely reticulate, dorsal series irregular but well 

 marked; posterior coxae obsoletely punctulate, finely aciculate, tibiae smooth. 

 % anterior tarsi with the claws elongate, the external one obtusely dentate. 

 L. -13 inch. 



Reyes, California. (Leconte.) 



More bronzed than the other spotted species, and decidedly punctu- 

 late ; metasternum hardly euiarginate in front. 



G. ovoideus, (Lee. MSS.) sp. n. — Ovate, convex, shining, black, antennas, 

 anterior legs and sides of elytra ferruginous; thorax with the sides slightly 

 rounded, rather broadly margined, surface reticulate; elytra extremely finely 

 alutaceous, dorsal punctures evidently irregular; prosternal process acutely 

 earinate, posterior femora finely strigulose and obsoletely punctulate, tibiae 

 smooth. % anterior tarsal claws elongate, simple. L. -38 inch. 



Kansas, Lake Superior. (Leconte.) 



Distinct by the very fine sculpture and the black posterior legs. 



G. obsoletus, Lee. J. Phil. iv. (1858), p. 15. — Ovate, rather convex, very 

 shining, black, antennae and four anterior legs rufous, posterior femora dark; 

 thorax with the sides rounded, rather strongly margined and narrowly red, 

 surface obsoletely reticulate; elytra almost smooth, dark red-brown (under a 

 high power obsoletely reticulate), dorsal punctures evident, confused behind ; 

 posterior femora alutaceous, tibiae with a short basal row of accessory punc- 

 tures. % tarsal claws elongate, sinuate, tarsi rather broadly dilatad. £ sur- 

 face shining. L. -30 inch. 



San Diego. (Leconte.) 



G. obliteratus, Lee. Col. Kansas, p. 5 (1S58). — Ovate, slightly convex, 

 shining, black; antennae, tibiae and tarsi rufous: thorax slightly bronzed, 

 reticulate, sides rounded, finely margined, margin red; elytra rich yellowish- 

 brown, disc hardly darker, surface fine and obsoletely reticulate, leaving un- 

 equal areolae, dorsal series well marked, with numerous accessory punctures 

 behind; prosternal process convex, sub-carinate behind, posterior femora and 

 tibiae smooth. % anterior tarsal claws elongate sinuate, tarsi broadly dilated. 

 L. -31 inch. 



Kansas. (Leconte.) 



This has been united with A. Lecontei (discolor, Lee), but errone- 

 ously. 



G. griseipennis, Lee. Col. Kansas, 1859, p. 5. — $?• — Elongate ovate, 

 black, antennae, legs and margins of ventral segments rufous; thorax with the 

 sides straight, narrowly rufous, finely margined, surface coarsely aciculate ; ely- 

 tra bright yellowish-ferruginous, disc darker, surface coarsely and deeply 

 reticulate strigose, dorsal punctures not visible; prosternal process convex, 

 posterior femora strigose, tibiae obsoletely punctulate. L. -.36 inch. 



Kansas, Oregon. (Lecoute.) Probably the female of A. obliteratus. 



