PUCPR Search for 'an:121668'

Catalog of Hymenoptera in America north of Mexico

Washington Smithsonian Institution Press 1979 .
3 v. , "An outgrowth of ... Hymenoptera of America north of Mexico, synoptic catalog (1951) including the first and second supplements (1958, 1967)" 29 cm..

Biosystematic studies of Ceylonese wasps

By Krombein, Karl V..
Washington Smithsonian Institution Press 1978 .
v. <2, 5, 8-9, 11-17, 19-20 > , Vol. 16, 20: Authors: Karl V. Krombein and Wojciech J. Pulawski. | Vol. 17: Authors: Karl V. Krombein and J. van der Vecht. | In vols. <8-9, 12-16 > place of publication appears as: City of Washington. 28 cm..

Biodiversity of the domatia occupants (ants, wasps, bees, and others) of the Sri Lankan myrmecophyte Humboldtia laurifola Vahl (Fabaceae)

Washington, DC Smithsonian Institution Press 1999 .
p. cm.