Position/Designation

Professor
University Scientist I

Educational Background

PhD in Earth and Planetary Sciences (2006)
Hokkaido University, Japan

MS in Geology (2003)
University of the Philippines

BS in Geology (1998)
University of the Philippines

Diploma in Archaeology (2015)
University of the Philippines

Research Interests

Micropaleontology, Biostratigraphy, geoarchaeology

Selected Publications

Mediodia, D., Castro, A., Tablizo, M., Policarpio, D., Calvelo, J., Baguio, J. P., Borja, A., Lin, C.-H., & Fernando, A. G., 2025. Paleoichthyology in the Philippines: A review of Cenozoic fish fossils with insights on its current status and future opportunities. Geobios, https://doi.org/10.1016/j.geobios.2024.02.006

Padrique, Maria Gracia C. ;  Narag, Mark Jeremy G. ; Fernando, Allan Gil S. ; Soriano, Maricor N., 2025. Enhancing geothermal petrography with convolutional neural networks. Geothermics, https://doi.org/10.1016/j.geothermics.2024.103221 

omáš Přikryl, Castro, A., Fernando, A. G., Nogot, C., Magtoto, C., Garas, K., Mediodia, D., & Lin, C.-H., 2025. Fossil fish assemblage of the Laguna Formation, Philippines: unveiling the uniqueness of Pleistocene freshwater ecosystems in Southeast Asia. Swiss Journal of Palaeontology, https://doi.org/10.1186/s13358-024-00347-0

Tablizo, M.U., van den Bergh, G.D., Fernando, A.G.S. (2025). Island-hopping across the Wallace Line: A new Pleistocene Stegodon fossil skull from Luzon (Philippines) reveals dispersal links to Wallacea. https://doi.org/10.1016/j.palaeo.2025.113186

Tablizo, M.U., Volmer, R., Fernando, A.G.S., Rofes, J.C., 2023. Luzon predators: Clues from a fossil with bite marks. Annales de Paléontologie. Annales de Paleontologie, https://doi.org/10.1016/j.annpal.2023.102649

Kiel, S., Fernando, A. G. S., Magtoto, C. Y., & Kase, T., 2022. Mollusks from Miocene hydrocarbon-seep deposits in the Ilocos-Central Luzon Basin, Luzon Island, Philippines. Acta Palaeontologica Polonica, https://doi.org/10.4202/app.00977.2022

Doyongan, Y.I.L., and Fernando, A.G.S., 2021. Data report: refinement of calcareous nannofossil biostratigraphy from the late Oligocene to the Pleistocene, IODP Expedition 363 Hole U1490A. Proceedings of the International Ocean Discovery Program, https://doi.org/10.14379/iodp.proc.363.204.2021

Claro, S. M. D., Ramos, N. T., Fernando, A. G. S., Ishimura, D., Switzer, A. D., 2021. Sedimentological evidence of washover deposits from extreme wave events in Zamboanga del Sur, Mindanao, southern Philippines. Marine Geology, https://doi.org/10.1016/j.margeo.2021.106535

Tiauzon, A., Peterson, J., Robles, E. C., Neri, L. A., Forestier, H., Titton, S., Manipon, D. R., Fernando, A. G., Mijares, A., Paz, V., Dizon , E., 2020. Unfolding the technological production strategies of the large toolkits across Philippine Paleolithic sites with specific reference to northern Mindanao. Quaternary International,https://doi.org/10.1016/j.quaint.2018.10.037

Rodrigo, J. D.,  Gabo-Ratio, J. A. S., Queaño, K. L., Fernando, A. G. S., de Silva, L.P. Jr., Yonezu, K. Zhang, Y., 2020. Geochemistry of the late Cretaceous Pandan formation in Cebu Island, Central Philippines: sediment contributions from the Australian plate margin during the Mesozoic. The Depositional Record (The journal of the International Association of Sedimentologists, https://doi.org/10.1002/dep2.103

Castro, A.L., Fernando, A.G.S., Peleo-Alampay, A.M., Javellana, G.R.S., Marquez, D.J.D., Nogot, J.R.C. Rare occurrence of Nautilus sp. Fossils from Batangas, Philippines. Philippine Journal of Science, Volume 149, No. 3, Pages 495-501 

Fernando, A.G.S., Dunkley Jones, T., Beaufort, L., Kulhanek, D.K., Doyongan, Y.I.L., Binuya, A.M.E., Nogot, J.R.C.P., Uy, M.A.C. , 2020. Pliocene four-rayed discoasters from IODP Expedition 363sites in the eastern Indian Ocean and western Pacific Ocean. Journal of Nannoplankton Research, Journal of Nannoplankton Research, 38(1), 49-55.

Shin, C. P., Yasuhara, M., Iwatani, H., Kase, T., Fernando, A. G. S., Hayashi, H., Kurihara, Y., and Pandita, H., 2019. Neogene marine ostracod diversity and faunal composition in Java, Indonesia: Indo-Australian Archipelago biodiversity hotspot and the Pliocene diversity jump. Journal of Crustacean Biology, https://doi.org/10.1093/jcbiol/ruy110

Martino, E. D., Taylor, P. D., Fernando, A. G. S., Kase, T. and Yasuhara, M., 2019. First bryozoan fauna from the middle Miocene of Central Java, Indonesia. Alcheringa: An Australian Journal of Paleontology, Volume 43, No. 3, Pages 461-478 
DOI: 10.1080/03115518.2019.1590639

Garas, K. I., Milay, L. D., Irorita, K. I., Antonio, R. J. M., Carranza, C. D. U., Escober, K. M. Q., Minimo. L. G., Pellejera, N. E. B., Rodolfo, R. S., Tabayocyoc, K. L. U., Balangue-Tarriela, M. I. R. D., and Fernando, A. G. S., 2019. Petrographic and paleontological characterization of the Capisaan Limestone Member of Sta. Fe Formation, Kasibu, Nueva Vizcaya (Philippines). 
Journal of the Geological Society of the Philippinesm, Volume 73, No. 1, Pages 33-51.

Fernando, A. G. S., Uy, M. A. C., Cariño, M. C. M. R., Doyongan, Y. I. L., Supnet, K. M., Javellana, G. R. R., Lit, C. C., 2019. Compilation of proposed lithostratigraphic and lithodemic units in the Philippines (2010-2019) - Part I . Journal of the Geological Society of the Philippines, Volume 73, No. 2, Pages 13-33.

Pearson, P.N., Aiello, I. W., Babila, T. L. Bayon, G. & Fernando A. G. S., 2018. A deep-sea agglutinated foraminifer tube constructed with planktonic formanifer shells of a single species. Journal of Micropalaeontology, https://doi.org/10.5194/jm-37-97-2018

Yasuhara, M., Iwatani, H., Hunt, G., Okahashi, H., Kase, T., Hayashi, H., Irizuki, T., Aguilar, Y.M., Fernando, A.G.S. and Renema, W., 2017. Cenozoic dynamics of shallow-marine biodiversity in the Western Pacific. Journal of Biogeography, https://doi.org/10.1111/jbi.12880

Antonio, R. J., Catane, S. G., Fernando, A. G. S., Tejada, M. L. G., Peleo-Alampay, A. M., Fernandez, A. R. C., Tangunan, D. N., Abad, M. F. C., and Balota, A. C., 2017. Allen Phonolite: A Proposed Lithodemic Unit in Northern Samar, Philippines. Journal of the Geological Society of the Philippines, Volume 71, No. 1-2 (Dec. 2017), pp. 3-15

Callejo, G. P., De Silva, L. P., Fernando, A. G. S., 2017. New age assignment of the Kapurpurawan rock formation calcarenite in Burgos, Ilocos Norte based
on Planktonic Foraminiferal Assemblage. Journal of the Geological Society of the Philippines, https://doi.org/10.1111/iar.12195

Yasuhara, M., Iwatani, H., Hunt, G., Okahashi, H., Kase, T., Hayashi, H., Irizuki, T., Aguilar, Y.M., Fernando, A.G.S., Renema, W., 2016. Cenozoic dynamics of shallow-marine biodiversity in the Western Pacific. Journal of Biogeography, DOI:10.1111/jbi.12880

Kase, T., Kurihara, Y., Aguilar, Y.M., Pandita, H., Fernando, A.G.S., Hayashi H., 2015. A New Cerithioidean Genus Megistocerithium (Gastropoda; Mollusca) from the Miocene of Southeast Asia: A Possible Relict of Mesozoic “Eustomatidae”. Paleontological Research, dx.doi.org/10.2517/2015PR013

Takashima, R., Nishi, H., Yamanaka, T., Tomosugi, T., Fernando, A.G., Tanabe, K., Moriya, K., Kawabe, F., Hayashi, K., 2011. Prevailing oxic environments in the Pacific Ocean during the mid-Cretaceous Oceanic Anoxic Event 2. Nature Communications, 2:2341DO:10.1038/ncomms1233

Fernando, A. G. S., Nishi, H., Tanabe, K., Moriya, K., Iba, Y., Kodama, K., Murphy, M. A. and Okada, H. (2011), Calcareous nannofossil biostratigraphic study of forearc basin sediments: Lower to Upper Cretaceous Budden Canyon Formation (Great Valley Group), northern California, USA. Island Arc, 20: 346–370. doi: 10.1111/j.1440-1738.2011.00770.x

A.G.S. Fernando, R. Takashima, H. Nishi, F. Giraud, H. Okada, Calcareous nannofossil biostratigraphy of the Thomel Level (OAE2) in the Lambruisse section, Vocontian Basin, southeast France, Geobios, Volume 43, Issue 1, January–February 2010, Pages 45-57, ISSN 0016-6995, https://dx.doi.org/10.1016/j.geobios.2009.11.003.

Other Information

Other positions

• Co-Head, Nannoworks Laboratory