Abdomen, T4, strength of pale hair band | Head, vertex, hair color | Sex, number of antennal segments | State or province where bee was collected | Thorax, dorsal propodeal enclosure, form of surface sculpturing

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Number scored for a state is in green.

1. State or province where bee was collected    [Explain]

2AL    4AZ    2CO    4FL    2GA    2KS    2MS    2NC    4NM    2SC    2TN    4TX    2UT   

2. Sex, number of antennal segments

4Female, 12    4Male, 13   



3. Head, vertex, hair color

2Dark at least in part, brownish to blackish color, often only the tips of these hairs appearing darker    6Hairs all pale, yellowish, not appearing darkened at their tips   

4. Thorax, dorsal propodeal enclosure, form of surface sculpturing

4Weakly tessellate throughout, with no transverse striations    4With strong, transverse striations present, often broken in the middle   

5. Abdomen, T4, strength of pale hair band

2Hair band absent, but may have a tiny amount of white hairs of the same size and shape as the other hairs on the segment lining some or the lateral sides of the RIM of the segment    4Hair band distinctly weakened medially, often appearing interrupted    4Hair band of equal longitudinal width throughout