| Collaborator | Institution | Area of expertise |
| M. Alma Solis | U.S. Department of Agriculture, Washington | Pyraloidea |
| Fred G. Andrews | California Dept. Food & Agriculture, Sacramento | Lathridiidae, Merophysiidae |
| James Ashe | University of Kansas, Lawrence | Staphylinidae: Aleocharinae |
| Peter Ashton | Harvard University, Cambridge | Dipterocarpaceae |
| W. J. Baker | Royal Botanical Garden, Kew | Palmae |
| George Ball | University of Alberta, Edmonton | Carabidae |
| Lawong Balun | University of Technology, Lae | Papua New Guinea flora |
| Bryan A. Barlow | CSIRO, Canberra | Loranthaceae |
| C. Berg | University of Bergen, Norway | Moraceae |
| S. Bily | National Museum, Prague | Buprestidae |
| Arnold de Boer | Zoologisch Museum, Amsterdam | Cicadoidea |
| Thierry Bourgoin | Museum National d' Histoire Naturelle, Paris | Meenoplodae |
| Birgitta Bremer | Systematic Botany, Uppsala University, Uppsala | Rubiaceae |
| Daniel Burckhardt | Museum d'Histoire Naturelle, Geneva | Psylloidea |
| Elizabeth C. Gasis | Lahad Datu, Malaysia | Juglandaceae |
| Jonathan Coddington | Smithsonian Institution, Washington | Aranea |
| Mark J.E. Coode | Royal Botanic Gardens, London | Elaeocarpaceae |
| James R. Croft | CSIRO, Canberra | Fagaceae |
| Stuart J. Davies | Arnold Arboretum, Harvard University | Euphorbiaceae |
| Aaron Davis | Royal Botanic Gardens, Kew | Euphorbiaceae |
| Chris Dietrich | Illinois Natural History Survey, Champaign | Cicadellidae |
| John Dransfield | Royal Botanical Garden, Kew | Palmae |
| J. P. Duffels | Zoologisch Museum, Amsterdam | Cicadoidea |
| H. J. Esser | Rijksherbarium, Leiden | Euphorbiaceae |
| M. A. Goodrich | Eastern Illinois University, Charleston | Byturidae |
| K.G.A. Hamilton | Department of Agriculture, Ottawa | Cercopoidea |
| H.van Herwaarden | Phasmatida | |
| Ronald W. Hodges | U.S. Department of Agriculture | Microlepidoptera |
| Robert Hft | UNESCO, Paris | Papua New Guinea flora |
| Jeremy D. Holloway | The Natural History Museum, London | Lepidoptera |
| Jaroslav Holman | Institute of Entomology, C. Budejovice | Aphidoidea |
| W. Holzinger | Institut f. Faunistik und Tieroekologie, Graz | Cixiidae |
| M. Horak | CSIRO Division of Entomology, Canberra | Tortricidae |
| Paul Johnson | South Dakota State University, Brookings | Elateridae |
| C. Kalkman | Rijksherbarium, Leiden | Rosaceae |
| Paul Katik | Forest Research Institute, Lae | Papua New Guinea flora |
| David H.Kavanaugh | California Academy of Sciences, San Francisco | Carabidae |
| Ian J. Kitching | The Natural History Museum, London | Sphingidae |
| W. J. Knight | The Natural History Museum, London | Cicadellidae |
| D.J. de Laubenfels | Syracuse University, Syracuse | Phyllocladaceae |
| Pavel Lauterer | Moravian Museum, Brno | Psylloidea |
| John Lawrence | CSIRO, Canberra | Coleoptera |
| P.W. Leenhouts | Rijksherbarium, Leiden | Burseraceae |
| Martin Ldl | Naturhistorisches Museum Wein, Austria | Lepidoptera |
| John Medler | Bishop Museum, Honolulu | Flatidae |
| Jacqueline Miller | Allyn Museum, Florida | Butterflies |
| Lee D. Miller | Allyn Museum, Florida | Butterflies |
| Olivier Missa | Inst.R.des Sci.Naturelles de Belgique, Bruxelles | Curculionidae |
| Eugene Munroe | Ottawa, Canada | Pyraloidea |
| J. Muona | University of Oulu, Oulu | Eucnemidae |
| Alfred F. Newton | Field Museum, Chicago | Staphylinidae |
| Mervin W. Nielson | Brigham Young Univ., Provo | Cicadellidae |
| Gordon Nishida | Bishop Museum, Honolulu | Orthopteroids |
| Daniel Perez | Smithsonian Institution, Washington | Orthoptera |
| C.F. Puttock | Bishop Museum, Honolulu | Rubiaceae |
| Richard Pyle | Bishop Museum, Honolulu | Database development |
| David C.F. Rentz | CSIRO, Canberra | Orthopteroids |
| A. Riedel | Friedberg, Germany | Carabidae |
| Colin E. Ridsdale | University of Leiden | Rubiaceae |
| Hywel Roberts | Langley, BC, Canada | Platypodidae |
| Gaden Robinson | The Natural History Museum, London | Microlepidoptera |
| Klaus Sattler | The Natural History Museum, London | Gelechiidae |
| Michael Shaffer | The Natural History Museum, London | Pyraloidea |
| Roy Snelling | Natural History of Los Angeles County | Formicidae |
| E. Soepadmo | Forest Research Institute of Malaysia | Fagaceae |
| S. H. Sohmer | Botanical Research Institute of Texas | Rubiaceae |
| A. Soulier-Perkins | Museum National d' Histoire Naturelle, Paris | Lophopidae |
| Neil D. Springate | The Natural History Museum, London | Hymenoptera |
| Charles Springer | Hastings College, Hastings | Byturidae |
| George Staples | Bishop Museum, Honolulu | Papua New Guinea flora |
| Peter Stevens | Missouri Botanical Gardens, St. Louis | Lauraceae |
| Adam Stroinski | Polish Academy of Sciences | Ricaniidae |
| Pavel Stys | Charles University, Praha | Heteroptera |
| Wayne Takeuchi | Forest Research Institute, Lae | Papua New Guinea flora |
| Margaret Thayer | Field Museum, Chicago | Staphylinidae |
| Richard T.Thompson | The Natural History Museum, London | Curculionidae |
| Kevin Tuck | The Natural History Museum, London | Tortricidae |
| Barry Valentine | Ohio State University, Columbus | Anthribidae |
| Richard Vane-Wright | The Natural History Museum, London | Nymphalidae |
| Peter van Welzen | Rijksherbarium, Leiden | Euphorbiaceae |
| Mick Webb | The Natural History Museum, London | Cicadellidae |
| George Weiblen | Harvard University, Cambridge | Moraceae & Agaonidae |
| S. J. Weller | University of Minnesota | Notodontidae |
| T.C. Whitmore | University of Cambridge | Rubiaceae |
| Mike Wilson | National Museum of Wales, Cardiff | Fulgoromorpha |
| W. Wittmer | Naturhistorisches Museum, Basel | Malachiidae & Cantharidae |
| E.C. Zimmerman | CSIRO, Canberra | Curculionidae |
Technical assistance, Bishop Museum:
Candida Cardenas,
Valerie Hedlund
June Ibara
Karin Kami
David Preston
Technical assistance, National Museum of Natural History:
Karolyn Darrow
This page last revised 20 November 2000 by vn