| 1. Species thought to be synonyms of other species |
| 351. RECOMMENDED - Drop these species from list 62. DISPLAY these species |
| 2. Species currently listed as subspecies, but now thought to be species |
| 411. RECOMMENDED - Include this species 402. DROP this species from the list |
| 3. Species for which only the females are known |
| 381. RECOMMENDED - Drop these species from the list 32. DISPLAY these species |
| 4. Problematic species for which only the types are known or whose identification is uncertain |
| 5DISPLAY these species 36RECOMMENDED - Drop these species from the list |
| 5. Total length in millimeters |
| 23 94 155 216 217 198 179 910 511 |
| 6. Thorax, propodeum, triangle, percent distance from the base to the rim that raised reticulations or striations are present |
| 750 - 95 31100 2Less than 50 |
| 7. Thorax, pronotum, lateral or humeral ridge, shape |
| 25Ridge rounded over, not sharply defined 21Strongly angled, with a sharp clear edge |
| 8. Head, antenna, length of first flagellar segment compared to length of second flagellar segment |
| 29F1 half or more the length of F2 8F1 one third or less the length of F2 |
| 9. Abdomen, color |
| 24All black 9All red, red can be dark or light 10T1 partly black, T2-3 red, T4-7 black 15Tip of abdomen black, basal terga red |
| 10. Abdomen, T2, in the center of the segment, average distance of one pit to the pit nearest it, excluding any bare rim - Measured in units of pit diameters |
| 261 - 3 9Greater than 3 27Less than 1 1No pits present |