TY  - BOOK
AU  - Yab-Ru,W.
AU  - Michener,ChD.
TI  - Observation on Chinese Macropis (Hymenoptera: Apoidea: Melittidae)
UR  - https://drive.google.com/file/d/1TaJ3DsIGctZhpdgh2Y4l5vWxQeJaU6Lk/view?usp=drivesdk
ER  -