24. SYNOPTIC TABLES OFCOLEOPTERA. [July 1882. 
B. 
_ (Prothorax finely margined; tarsi not grooved on the outer side; prothorax much round- 
ed on the sides, with short narrow basal impressions; sides of abdomen punctured). 
Hind angles of prothorax obtuse not rounded, strize of elytra punctured, form stouter. 
31, tumescens, Lec. 
Hind angles of prothorax obtuse and rounded, form less stout: 
IBibvisrall Gomes Moe jo! weg >>> >24g00ndooo0s0Seca0s 32. obscurus, Say. 
isikyirall Siaries OUNCE, obo udeee s+ ccnaspseonseoee nse 33. ventralis, Say. 
C3 
(Prothorax strongly margined; two or three joints of posterior tarsi grooved on the out- 
er side:) 
Dorsal punctures two: 
Basal foveze of prothorax linear, deep.. ...........- 34, lachrymosus, Newm. 
Basal foveze large: 
Hind angles carinate; more or less rounded. 
Hovesmmithoutmulbercles.-.).. .. eee eeese rik cece 35. coracinus, Newm. 
Bowers avuith, tivbercle 7 cs...\. 2... . Sauer ielots hepsi ya ee anes 36. stygicus, Say. 
Hind angles not carimate, foveze without tubercle............ 37. relictus, Newm. 
Dorsal punctures four, hind angles of prothorax broadly rounded, basal foveze large 
and deep. 
Hind angles carinate, color purple, shining ........... $s 38. superciliosus, Say. 
Hind angles not carimate, color dull, nearly black............. 39. moestus, Say. 
Alternate interspaces interrupted by irregular lines and’ punctures. 
Legs black, thoracic hind angles obtuse............ 40. punctatissimus, Rand. 
Smaller, femora red, thoracic hind angles very broadly rounded, 41, agonus, Horn. 
D. 
(Tarsi without grooves; body oval.) 
Hind angles rectangular, scutellar stria long. 
Basal foveze and side margin of prothorax not punctured; body wider, 
49, fallax, Dej. 
Basal foveze and side margin punctured; body less wide..... 48, sculptus, Lec. 
Hind angles rounded, scutellar stria wanting: 
Side margin much wider, impunctured.. ................. 44, obsulus, Lec. 
ols: 
(Two joints of posterior tarsi finely grooved on outer side, body oval): 
Iridescent, thorax narrowed in front, depressed........... 45, permundus, Say. 
Totally black, thorax quadrate, convex.................- 46, Hamiltoni, Horn. 
F, 
(Antennz with joints 1-3 strongly carinate; two or three joints of posterior tarsi grooved 
on the outer side; basal foveze of prothorax double.) 
Sides of prothorax not depressed: 
Prothorax distinctly nar,owed behind, sides feebly sinuate. 
Body impunctured beneath; outer basal foveze punctiform, feeble. 
Larger, elytral strize punctured, dorsal punctures three. 47, subcordatus, fLec. 
Smaller, elytral strize not punctured, dorsal punctures two. 48, scitulus, Lec. 
