Female, abdomen, pygidial plate, surface appearance on either side of the strong central ridge extending straight down from the central point of the triangular plateau at base | Male, Abdomen, T5-T6, color of hair - NOT including the apical hair band | Sex, number of antennal segments | State or province where bee was collected

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Number scored for a state is in green.

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

2AL    2FL    2GA    2IL    2IN    2MI    2MS    2NC    2SC    2WI   

2. Sex, number of antennal segments

2Female, 12    2Male, 13   

3. Female, abdomen, pygidial plate, surface appearance on either side of the strong central ridge extending straight down from the central point of the triangular plateau at base

1SMOOTH, lacking any wrinkles or striations    1With many WRINKELS or striations   



4. Male, Abdomen, T5-T6, color of hair - NOT including the apical hair band

1All BLACK    1Mixed BROWN and PALE