Hymenoptera of America North of Mexico, synoptic catalog
Hymenoptera of America North of Mexico, synoptic catalog
- Washington : Government Printing, 1951
- 1420 p.
- Agriculture monograph ; 2 .
- Agriculture monograph ; 2 .
42140
Himenópteros--E.U.A.
595.79 / E83
42140
Himenópteros--E.U.A.
595.79 / E83
