Percy Sladen Memorial Fund Grants

Grants up to £2,000 supporting field work abroad in the earth and life sciences.

Grants for field work abroad (away from your usual country of residence) in the earth and life sciences.

Funds are not available for further education of any kind, for visits to conferences, for work in institutions or for field work undertaken as part of a dissertation of higher degree. Undergraduate expeditions are also not supported.

For further details or enquiries please contact: Elizabeth Rollinson (, Secretary to the Trustees, Percy Sladen Memorial Fund, c/o The Linnean Society of London, Burlington House, Piccadilly, London, W1J 0BF.

Tennent, WJ (2023) "A new Prosotas (Lepidoptera, Lycaenidae) from the islands of Milne Bay Province, Papua New Guinea" Trop. Lepid. Res., 33(2): 86-89, 2023

DOI: 10.5281/zenodo.8140734

Tennent, WJ (2022) "A new subspecies of 'Udara drucei' Bethune-Baker, 1906 (lepidoptera: Lycaenidae), from the D'Entrecasteaux islands group, Milne bay province, Papua New Guinea" Australian Entomologist 49 (4): 267–275

Tennent, WJ (2022) "Two new subspecies of Psychonotis brownii DRUCE & BETHUNE-BAKER, 1893
(Lepidoptera, Lycaenidae) from the Bali-Witu Islands, Papua New Guinea" Nachr. entomol. Ver. Apollo, N. F. 43 (3/4): 157–160 (2022)

Tennent, WJ (2022) "Notes on Pithecops dionisius Boisduval, 1832, and P. steirema Druce, 1890 (Lepidoptera, Lycaenidae), with designation of three lectotypes and descriptions of two new forms of P. dionisius from the islands of Papua New Guinea (Umboi and the Calvados Chain)" Butterflies No. 90 (2022)

Cotoras DD, Suenaga M, MikheyevAS (2021) "Intraspecific niche partition without speciation: individual level web polymorphism within a single island spider population" Proc. R. Soc. B287: 20203138

Gavrilov-Zimin, I. (2020)."Chromosomal and reproductive features of some Oriental and Australasian scale insects (Homoptera,Coccinea)" CompCytogen 14(3): 339–352 (2020)

Baccaro, F & Barnett A (March 2018 Chemical ecology of seeds predated by golden-backed uacari monkeys in black water flooded forests, Amazonia, Brazil)

"Igapó seed patches: a potentially key resource for terrestrial vertebrates in a seasonally flooded forest of central Amazonia" in Biological Journal of the Linnean Society, Volume 128, Issue 2, October 2019, Pages 460–472, Ana Carolina Antunes, Fabrício Baccaro, Victor Lery Caetano Andrade, José Ferreira Ramos, Roberto Da Silva Moreira, Adrian A Barnett

"The bitter end: primate avoidance of caterpillar-infested trees in a central Amazon flooded forest" in Can. J. Zool. 97: 181–186 (2019) Allana A. Negreiros, Adrian M. Pohlit, Fabricio Baccaro, Héctor H.F. Koolen, and Adrian A. Barnett

Cerullo G. (March 2017: Borneo, exploring how the restoration of logged forests affects invertebrate diversity) Tropical forest subjected to intensive post-logging silviculture maintains functionally diverse dung beetle communities in Forest Ecology and Management Volume 444, 15 July 2019, Pages 318-326 G.R.Cerullo F.A.Edwards S.C.Mills D.P.Edwards

Cuni-Sanchez, A. (Nov 2015: Carbon storage in African tropical montane forests: the case of Mt Nyiro in northern Kenya)

Harvesting fodder trees in montane forests in Kenya: species, techniques used and impacts in New Forests 2018

Aida Cuni-Sanchez, Marion Pfeifer, Rob Marchant, Patrícia V. Pompeu, Neil D. Burgess

New insights on above ground biomass and forest attributes in tropical

montane forests in Forest Ecology and Management 0378-1127/ 2017

Aida Cuni-Sanchez, Marion Pfeifer, Rob Marchant, Kim Calders, Cathrine L. Sørensen,

Patrícia V. Pompeu, Simon L. Lewis, Neil D. Burgess.

Day, J. (Nov 2017: What impact have anthropogenic activities had on Lake Tanganyika cichlid fish communities?) The effects of land use disturbance vary with trophic position

in littoral cichlid fish communities from Lake Tanganyika, in Freshwater Biology 2019;1–17. Adam W. Britton, David J. Murrell, Rona A. R. McGill, Christopher J. Doble, Calum I. Ramage, Julia J. Day

DOI: 10.1111/fwb.13287

Do Van Truong (March 2018: Exploring the diversity of Aristolochia (Aristolochiaceae) in Vietnam)

Aristolochia nuichuaensis (Subg. Siphisia Aristolochiaceae) a new species, an updated key and checklist to the species of Siphisia in Vietnam, in Ann. Bot. Fennici 56:107-113, 2019Do, V,T, Vu V.T.H., Luu.H.T & Nguyen, T.T.

Feare, C.J. (March 2016: Foraging areas used by Sooty Terns Onychoprion fuscatus during incubation and early chick feeding.)

Geolocation Reveals Year-Round at-Sea Distribution and Activity of a Superabundant Tropical Seabird, the Sooty Tern Onychoprion fuscatus in Front. Mar. Sci. 4:394. 2017. Jaeger A, Feare CJ, Summers RW, Lebarbenchon C, Larose CS and Le Corre M doi: 10.3389/fmars.2017.00394

Gavrilov, I. A. (Nov. 2016: Mealybugs (Insecta: Coccinea: Pseudococcidae) and related groups of scale insects of Laos and Thailand.)

A remarkable example of symbiosis between an animal and a fungus in a new species of legless mealybug (Insecta: Pseudococcidae), in Journal of Natural History, 51:37-38, 2211-2224, (2017) I. A. Gavrilov-Zimin DOI: 10.1080/00222933.2017.1365180

Contribution to the cytogenetics of Kuwaniini scale insects (Homoptera, Coccinea, Margarodidae s.l.). in Comparative Cytogenetics 11(4): 659–663. (2017) Gavrilov-Zimin I

Kozlov, M.V. (March 2013 Exploration of moths and butterflies of the Nenets Autonomous Okrug of Russia) Moths and butterflies (Lepidoptera) of the continental part of the Nenets Autonomous Okrug, Russia in Entomologica Fennica. 10 July (2019). Mikhail V. Kozlov, Jaakko Kullberg & Vitali Zverev

Ming Kai, Tan (March 2019: Advancing biodiversity informatics of Orthoptera from Brunei Darussalam.) New taxa of crickets (Orthoptera: Grylloidea: Gryllinae, Phaloriinae and Pteroplistinae) from northern Borneo (Belait and Sandakan) Ming Kai Tan, Andrei V. Gorochov, Rodzay Bin Haji Abdul Wahab, Razy Japir & Arthur Y. C. Chung

Ultrasonic songs and stridulum anatomy of Asiophlugis crystal predatory katydids (Tettigonioidea: Meconematinae: Phlugidini), in Bioacoustics, (2019). Ming Kai Tan, Fernando Montealegre-Z, Rodzay Bin Haji Abdul Wahab, Chow-Yang Lee, Daicus Belabut, Razy Japir & Arthur Chung DOI: 10.1080/09524622.2019.1637783

Risely, A. (Nov 2013 Does territory quality and body condition influence timing of spring departure from African wintering grounds in a long-distant migrant, the Whinchat (Saxicola rubetra)?) Patterns in departure phenology and mass gain on African non-breeding territories prior to the Sahara crossing in a long-distance migrant Alice Risely, Emma Blackburn & Will Cresswell. Ibis (2015), doi: 10.1111/ibi.12288

Saulnier-Talbot. E. (October 2008: Quantifying impacts of 20th century deforestation and fish introductions on the ecological integrity of Western Ugandan crater lakes.) Long-Term Hydrologic Fluctuations and Dynamics of Primary Producers in a Tropical Crater Lake in Front. Ecol. Evol. 6:223. (2018). Saulnier-Talbot É, Chapman LJ, Efitre J, Simpson KG and Gregory-Eaves. I doi: 10.3389/fevo.2018.00223

Stekolshchikov, A. V. (March 2015: Exploration of Aphid Fauna of the Nenets Autonomous Okrug of Russia) Contribution to the aphid fauna (Homoptera, Aphidinea) of the Taymyrsky Dolgano-Nenetsky District and the krai city of Norilsk, with descriptions of two new species of the genus Metopolophium. Andrey V. Stekolshchikov & O. A. Khruleva Zootaxa (2020).

Tennent, W.J. (Nov 2015: Goodenough and Sudest Islands (Papua New Guinea Lepidopteran biodiversity) A note on Macroglossum augarra Rothschild, 1904 (Lepidoptera, Sphingidae) in Nachr. entomol. Ver. Apollo, N. F. 38 (2/3): 111–112 (2017), W.John Tennent and David K. Mitchell

A brief historical account of an endemic swallowtail butterfly first collected a century ago on Goodenough Island (D’Entrecasteaux group) in Papua New Guinea in Archives of natural history 44.1 (2017): 159–169 W. J. Tennent and D. K. Mitchell DOI:10.3366/anh.2017.0424