A lateral gynandromorph in the bee genus Thyreus and the sting mechanism in the Melectini (Hymenoptera : Apidae) /
Michael S. Engel.
- New York : American Museum of Natural History, 2007.
- 11 p. : ill., figs., tabl.
- American Museum Novitates No. 3553 0003-0082 .
- American Museum Novitates No. 3553 .