TY  - GEN
AU  - Schwarz,H.F.
TI  - Singless bees (Meliponidae) of the western hemisphere: Lestrimelitta and the following subgerena of trigona 
PY  - 1948///
CY  - New York
KW  - Stingless Bees
KW  - Meliponidae
N1  - With a bibiography by H.F. Schwarz and A.L. Bacon
ER  -