Foveae on frons separated by less than half the diameter of a fovea, interstices somewhat ridge-like; ventral half of lateral propodeal area with parallel rugae; hind femur ventrally with dense, small, weak punctures
1.
foveae on frons close together...
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Foveae on frons separated by more than half the diameter of a fovea, interstices somewhat flat; ventral half of lateral propodeal area areolate or reticulate to foveolate; hind femur ventrally with sparse, large, weak punctures
1.
fovea on frons more widely s...
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