37 4 G. R. CROTCH. M. A. 



ous large punctures intermingled; normally each with seven spots pale; one 

 near the scutellum, three across before the middle, two across behind it, and 

 one before the apex; but very variable ; sometimes black with a triangular 

 discoidal spot. L. -23 inch. 



New England States. 



The normal colors are light red with pale white spots, but these 

 black varieties occurs in Siberia. 



Var? hesperica. — Ventral segments and metasternum almost smooth. 



Arizona. (Horn.) 



A. 12-maculata, (Gebl.) Mem. Mosc. ii., 76, 3; Muls. Trim., p. 86, 8.— 

 Convex, sub-hemispherical, black; head black, clypeus in front, labrutu and 

 the border of the eyes testaceous; thorax and elytra distinctly and closely 

 punctate (these rather unequally) with their epipleura testaceous (or pinkish- 

 white alive) and marked with black; tibiae, tarsi, sides of ventral and the 

 whole of the anal segments testaceous. L. - 22 inch. 



Lake Superior, Hudson's Bay, Siberia. 



Thorax with two very large black discoidal marks, leaving only a 

 thin marginal and medial line pale ; elytra with two common (one 

 sub-scutellar, one towards the apex) and five other spots black (one 

 sub basal, two round almost contiguous medial, one on the apical third, 

 one triangular apical). Metacoxal line effaced externally, ventral 

 process sparingly punctate, not margined; metasternum not margined 

 at apex. 



AMTIS, Muls. 



Antenna? elongate, club lax, metacoxal line effaced externally, pres- 

 ternum compressed in front, epipleurae reaching the apex, elytra with 

 a small sutural tomentose patch close to the apex in the 9 . 



A. 15-puiictata, Oliv. Ent. vi., p. 1027, 57; mali, Say, J. Acad, iv., 93, 2. 

 — Very broad, rather convex, black ; hend black, punctate, eyes emarginate by 

 the yellow antenniferous tubercles and two triangular spots on the front yel- 

 low; thorax and apical half of epipleura yellowish-white, posterior angles ob- 

 tuse, alutaceous, finely and closely punctulate. marked with an N-like discoidal 

 spot and a lateral dot black ; elytra alutaceous. closely and decidedly unequally 

 punctulate; sides somewhat explanate, margin itself thickly reflexed, with a 

 row of deeper punctures: legs, sides and apices of ventral segments orange; 

 meso- and meta-epimera white. L. -30 — -38 inch. 



Atlantic region, St. Domingo. (Olivier.) 



The elytra have each eight black spots ocellated with paler, one on 

 the callus, four forming a medial fascia, and three a sub-apical one. 



A. Rathvoni, (Leo.) Pr. Acad., 1852, p. 132, 1.— Very like the preceding, 

 but broader, elytra almost angularly dilated at the sides; thorax and elytra 

 rather more finely punctulate. L. -38 inch. 



California, Oregon. (VValsingham.) 



