Head, mandible, shape along upper or dorsal margin | Problematic species in which only the types are known or their identification is uncertain | Species currently listed as subspecies, but now considered to be species | Species for which only males are known | Species thought to be synonyms of other species | Thorax, pronotum, lateral or humeral ridge, shape | Thorax, propodeum, triangle, percent distance from the base to the rim that raised reticulations are present | Thorax, scutum, pits in the center | Total length in millimeters

Check boxes for all that apply. If uncertain, skip character or select several states. Then click on any search button.
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Number scored for a state is in green.

1. Species thought to be synonyms of other species

3DISPLAY these species    14RECOMMENDED - Drop these species from list   

2. Species currently listed as subspecies, but now considered to be species

7Drop these species from the list    17RECOMMENDED- Include these species on the list   

3. Species for which only males are known

17RECOMMENDED- Drop these species from the list   

4. Problematic species in which only the types are known or their identification is uncertain

17RECOMMENDED- Drop these species from the list   

5. Total length in millimeters

24    65    86    97    118    99    910    611    112    113   

6. Thorax, propodeum, triangle, percent distance from the base to the rim that raised reticulations are present

171. 100    22. 95 to 50   

7. Thorax, pronotum, lateral or humeral ridge, shape

4Ridge rounded over, not sharply defined    16Strongly angled, with a sharp clear edge   

8. Head, mandible, shape along upper or dorsal margin

9Entire, an unbroken smooth line    7Margin disrupted by a distinct projecting angle in the outline just back from the tip of the mandible    11With a distinct subapical rounded tooth set back a short distance from the tip   

9. Thorax, scutum, pits in the center

111. All pits touching one another    112. Many pits touching one another    73. Some pits touching but the majority not    54. No pits touching one another