*Undergraduate students.
† Co-first author
COMING SOON
Jongsma, GFM, N Barve, JM Allen, HL Owens, DC Blackburn. Historical Forest Stability Strongly Predicts Patterns of Frog Diversity in Central Africa. Journal of Biogeography.
Jongsma, GFM, CD Barratt, DM Portik, A Bamba-Kaya, N Barve, RC Bell, MK Fujita, M Talla Kouete, AD Leaché, M-O Rödel, E Tobi, A Zassi-Boulou, David C. Blackburn. Comparative Phylogeography and Demographic history of Five Co-distributed frog species in Central Africa. Proceedings of the Royal Society B.
PEER-REVIEW (24)
2025
Lobón-Rovira, J., Baptista, N. L., Clark, T., Verburgt, L., Jongsma, G., Conradie, W., Veríssimo, L. & Vaz Pinto, P. (2025). Filling the gaps: herpetological checklist of Mayombe National Park and Cabinda Province (Angola) shed light on one of the most unexplored corners of tropical Central Africa. African Journal of Herpetology, 1–59. https://doi.org/10.1080/21564574.2024.2421007
2024
Basham, EW, BR Scheffers, A Nakamura, A Bamba-Kaya & GFM Jongsma. 2024. Vertical niche and trait associations in Central African amphibians. Biotropica. https://doi.org/10.1111/btp.13349.
Clements, HS... GFM Jongsma ...(197 authors). 2024. The bii4africa dataset of faunal and floral population intactness estimates across Africa’s major land uses. Scientific data, 11(1), p.191.
2023
Wallace, S, DT Munn, K Hanifen, GFM Jongsma, and DF McAlpine. Preliminary estimate of a Gray Treefrog
(Hyla versicolor) population at a protected site in New Brunswick using photo identification and community science.
Canadian Field-Naturalist 137(1–2). https://doi.org/10.22621/cfn.v137i1.3123.
Griesbaum, F, GFM Jongsma, J Penner, N Germain Kouamé, J Doumbia, NL Gonwouo, A Hillers, J Glos, DC Blackburn & M-O Rödel The smallest of its kind: Description of a new cryptic Amnirana species (Amphibia, Anura, Ranidae) from West African rainforests. Zootaxa 5254 (3): 301–339. (PDF)
2022
Blackburn, DC, V. Dérozier, A. Djaman, E. Greenbaum, and GFM Jongsma. 2022. First record of Spiny Frogs, Acanthixalus (Hyperoliidae, Kassininae), from south of the Congo River. Herpetology Notes 15: 641–647.
Jaynes, K.E.†, Myers, E.A.†, V. Gvoždík, D.C. Blackburn, D.M. Portik, E. Greenbaum, GFM Jongsma, MO. Rödel, G. Badjedjea, A. Bamba- Kaya, N.L. Baptista, J.B. Akuboy Bondongola, R. Ernst, M.T. Kouete, C. Kusamba, F.M. Masudi Muenyemali, P.J. McLaughlin, L.M. Nneji, A.B. Onadeko, J. Penner, P. Vaz Pinto, B.L. Stuart, E. Tobi, AG. Zassi-Boulou, A.D. Leaché, M.K. Fujita, and R.C. Bell. 2021. Diversification of Giant Treefrogs in West and Central Africa: Isolation by barriers, climate, and reproductive traits. Molecular Ecology. 31(15): 3979-3998
2021
Tobi, E., Djiembi, G.A.N., Feistner, A., Iponga, D.M., Liwouwou, J.F., Mabala, C., Mavoungou, J., Moussavou, G., Omouendze, L.P., Gilbert, E. and Jongsma, GFM. 2021. Creating a National Biodiversity Database in Gabon and the Challenges of Mobilizing Natural History Data for Francophone Countries. Biodiversity Information Science and Standards.
Paluh, D.J., K. Riddell, C.M. Early, M.M. Hantak, GFM Jongsma, R.M. Keeffe, F. Magalhães Silva, S.V. Nielsen, , M.C. Vallejo-Pareja, E.L. Stanley, and D.C. Blackburn. 2021. Rampant tooth loss across 200 million years of frog evolution. eLife 10: e66926
Goodman CM†, GFM Jongsma†, DC. Blackburn, J Hill, Q Tuckett, EL Stanley, CM. Romagosa. 2021. A case of mistaken identity: molecular and osteological evidence reveal cryptic invasion of Xenopus tropicalis in Central Florida. Journal of Herpetology. 55 (1): 62–69.
2019
Bell, RC, PJ McLaughlin, GFM Jongsma, DC Blackburn & BL Stuart. 2019. Morphological and genetic variation of Leptopelis brevirostris encompasses the little-known treefrogs Leptopelis crystallinoron from Gabon and Leptopelis brevipes from Bioko Island, Equatorial Guinea. African Journal of Herpetology. 68(2): 91-117.
Leaché, A., Portik, DM, Rivera, D., Roedel, MO, Penner, J., Gvozdik, V., Greenbaum, E., Jongsma, GFM, Ofori-Boateng, C., Burger, M., Eniang, EA, Bell, RC, Fujita, MK. Exploring rain forest diversification using demographic model testing in the African foam-nest treefrog Chiromantis rufescens. Journal of Biogeography. 46 (12): 2706-2721.
Bamba-Kaya, A, A.G. Zassi-Boulou, E. Tobi, TD Hayes*, DM Portik, DC Blackburn, GFM Jongsma. 2019. Notes on a little known Central African Reed Frog, Hyperolius schoutedeni Laurent, 1943. Herpetology Notes. 12: 873-876. PDF here.
Portik, DM, RC Bell, DC Blackburn, AM Bauer, CD Barratt, WR Branch, M Burger, A Channing, TJ Colston, W Conradie, JM Dehling, RC Drewes, R Ernst, E Greenbaum, V Gvoždík, J Harvey, A Hillers, M Hirschfeld, GFM Jongsma, J Kielgast, MT Kouete, LP Lawson, AD Leaché, SP Loader, S Lötters, A van der Meijden, M Menegon, S Müller, ZT Nagy, C Ofori-Boateng, A Ohler, TJ Papenfuss, D Rößler, U Sinsch, M-O Rödel, M Veith, J Vindum, AG Zassi-Boulou, JA McGuire. 2019. Sexual Dichromatism Drives Diversification Within a Major Radiation of African Amphibians. Systematic Biology. 68 (6): 859-875.
Jongsma, G.F.M., M.A. Empey*, C.M. Smith, A.M. Bennett, D.F. McAlpine. 2019. High prevalence of the Amphibian Pathogen, Batrachochytrium dendrobatidis in Plethodontid salamanders in Protected Areas in New Brunswick, Canada. Herpetological Conservation and Biology. 14(1): 91–96. PDF here
2018
Portik DM, Jongsma G.F.M, Kouete MT, Scheinberg LA, Freiermuth B, Tapondjou WP, Blackburn DC. 2018. Ecological, morphological, and reproductive aspects of a diverse assemblage of hyperoliid frogs (Family: Hyperoliidae) surrounding Mt. Kupe, Cameroon. Herpetol Review. 49(3).
Charles, K.C., Bell, R.C., Blackburn, D.C., Burger, M., Fujita, M.K., Gvoždík, V., Jongsma, G.F.M., Leaché, A.D., and D.M. Portik. 2018. Sky, sea, and forest islands: diversification in the African leaf-folding frog Afrixalus paradorsalis (Order: Anura, Family: Hyperoliidae). Journal of Biogeography. PDF here.
Dewynter M., Frétey T., Jongsma G.F.M., Bamba-Kaya A. & Pauwels O.S.G. 2018. L’herpétofaune du site Ramsar des Monts Birougou (Gabon) : catalogue illustré des espèces. Les cahiers de la fondation Biotope 18 : 1- 50. (9). PDF here.
Jongsma, G.F.M., Barej, M. F., Barratt, C. D., Burger, M., Conradie, W., Ernst, R., Greenbaum, E., Hirschfeld, M., Leaché, A. D., Penner, J., Portik, D. M., Rödel, M.-O., and D. C. Blackburn. 2018. Diversity and biogeography of frogs in the genus Amnirana (Anura: Ranidae) across sub-Saharan Africa. Molecular Phylogenetics and Evolution. 120: 274–285. PDF here.
2017
Jongsma, G.F.M., E. Tobi, G.P. Dixon-MacCallum, A.B. Kaya, J-A. Yoga, J-D. Mbega, J-H. Mve Beh, A.M. Emrich, D.C. Blackburn. 2017. Amphibians of Haut-Ogooué Province, southeastern Gabon. Amphibian and Reptile Conservation. 11(1) [Special Section]: 1–23 (e144). PDF here.
2016
Portik, D.M., G.F.M. Jongsma, M.T. Kouete, L.A. Scheinberg, B. Freiermuth, W.P. Tapondjou, and D.C. Blackburn. 2016. A survey of amphibians and reptiles in the foothills of Mount Kupe, Cameroon. Amphibian and Reptile Conservation. 10(2) [Special Section]: 37–67 (e131). PDF here.
Menke, M., Peram, P., Starnberger, I., Hödl, W., Jongsma, G.F.M., Blackburn, D.C., Rödel, M-O., Vences, M. Stefan Schulz. 2016. Identification, Synthesis and Mass Spectrometry of a Macrolide from the African Reed Frog Hyperolius cinnamomeoventris. Beilstein Journal of Organic Chemistry. 12, 2731–2738. doi:10.3762/bjoc.12.269
Jongsma, G.F.M., A.B. Kaya, J-A. Yoga, J-D. Mbega, J-H. Mve Beh, E. Tobi, A.M. Emrich, G.P. Dixon-MacCallum, D.R. Davis, J.L. Kerby, D.C. Blackburn. 2016. Widespread Presence and High Prevalence of Batrachochytrium dendrobatidis in Gabon. Herpetological Review. 47(2): 227-330 PDF here. Data available on amphibiandisease.org.
2014
Jongsma, G.F.M., R.W. Hedley, R. Duraes, J. Karubian. 2014. Amphibian diversity and composition in relation to habitat type and disturbances in the Mache-Chindul Reserve, Northwest Ecuador. Herpetologica. 70(1): 34-46. PDF here
MINOR PUBLICATIONS & NOTES (13)
Jongsma, G.F.M., Zassi-Boulou, A., Portik, D.M., Bamba-Kaya, A.G., Caviedes-Solis, I.W., Ofori-Boateng C., Leache, A.D., Tobi, E. 2019. Kassina maculosa (Marbled Running Frog) and K. arboricola (Ivory-Coast Running Frog). Defensive Behavior. Natural History Note. Herperological Review. 50(2): 336-337. PDF here.
Jongsma, G.F.M. 2018. Geographic Distribution: Desmognathus fuscus (Northern Dusky Salamander). Herpetological Review. 49(3).
Tarn, N.*, E. Tobi, G.P., Dixon-MacCallum. 2018. DIPSADOBOA UNDERWOODI. Distribution Note. Herpetological Review. 49(1): 76.
Tarn, N.,* E. Tobi, G.P., Dixon-MacCallum, A. Bamba-Kaya. 2018. DIPSADOBOA VIRIDIS. Distribution Note. Herpetological Review. 49(1): 76.
Neil, E.J.* & G.F.M. Jongsma. 2016. New amphibian genus record for Gabon: Nyctibates corrugatus (Arthroleptidae) . Distribution Note. Herpetological Review. 47(4): 623-624. PDF here.
Anwar, A.M.*, E. S. Freitas, R. L. Flanagan* and G.F.M. Jongsma. 2015. Geographic Distribution: Thamnophis sirtalis (common gartersnake). Herpetological Review. 46 (1): 63-64.
McAlpine, D.F., G.F.M. Jongsma, J. Watts, and E. Knopf. 2013 Reproduction of four-toed salamanders (Hemidactylium scutatum) in New Brunswick. Natural History Note. Herpetological Review. 44(3): 490-491.
Jongsma, G.F.M., McAlpine, D.F., Cougle, B., and Forsythe, B. 2012. Barred Owl predation on Adult Ambystoma maculatum. Herpetological Review. 43(4) 626-627.
Jongsma, G.F.M. 2012. First record of leucistic Plethodon cinereus (Eastern Red-backed Salamander) in New Brunswick, Canada. Natural History Note. Herpetological Review. 43 (3): 460.
Jongsma, G.F.M. 2012. Life history of Sachatamia cf. albomaculata in Ecuador. Natural History Note. Herpetological Review. 43(4): 635–636.
Jongsma, G.F.M. & A. Emrich. 2012. Parental care in Aubria subsigillata. Natural History Note. Herpetological Review. 43(4): 630-631.
Jongsma, G.F.M. 2012. Co-occurrence of three color morphs of Plethodon cinereus (Eastern Red-backed Salamander) in Odell Park, Fredericton, New Brunswick, Canada. Natural History Note. Herpetological Review. 43(2): 318.
Jongsma, G.F.M. 2012. Range Extensions of Northern Dusky Salamanders (Desmognathus fuscus) in New Brunswick, Canada. Distribution Note. Herpetological Review. 43(1): 95-96.
BOOK CHAPTERS
Rödel, M-O, GB Adum, E Aruna, N. Emmanuel Assemian, MF Barej, RC Bell, T Doherty-bone, M Burger, G Demare, J Doumbia, R Ernst, NL Gonwouo, A Hillers, M Hirschfeld, GFM Jongsma, NG Kouamé, TF Kpan, M Mohneke, GA Nago, C Ofori-boateng, A Onadeko, OSG Pauwels, L Sandberger-loua, GH Segniagbeto, AM Tchassem Fokoua, E Tobi, B Tohé, BM Zimkus, And J Penner. 2021. Diversity, Threats and Conservation of Western And Central African Amphibians. In H. Heatwole & M.-O. Rödel (Volume 11, Part 7), Status and Threats of Afrotropical Amphibians. Chimaira, Frankfurt. Pre-order HERE
POPULAR ARTICLES
Jongsma, G.F.M. 2012. Dispatches from the underbelly of your local natural history museum. New Brunswick Naturalist. Vol. 39 No. 1: 3-5
Jongsma, G.F.M. 2011. Herpetology in New Brunswick. New Brunswick Naturalist. Vol. 38 No. 4: 122-124
Jongsma, G.F.M. 2011. Reptiles and Amphibians of Canada [Book Review]. New Brunswick Naturalist. Vol. 38 No. 1: 22-23