Wilf P, DW Stevenson, NR Cúneo. 2016. The last Patagonian cycad, Austrozamia stockeyi gen. et sp. nov., early Eocene of Laguna del Hunco, Chubut, Argentina. Botany, v. 94. p. 817-829.
Wilf, P, S Zhang, S Chikkerur, SA Little, SL Wing, T Serre. 2016. Computer vision cracks the leaf code. PNAS, v. 113, p. 3305-3310.
Wilf P, Escapa IH. 2016. Molecular dates require geologic testing. New Phytologist, v. 209, p. 1359-1362.
Elliott SJ, CL Grettenberger, MP Donovan, P Wilf, RC Walter, DJ Merritts. 2016. Riparian and valley-margin hardwood species of pre-colonial Piedmont forests: A preliminary study of subfossil leaves from White Clay Creek, southeastern Pennsylvania, USA. Palaeontologia Electronica 19.1.2A, 1-26.
Su T, P Wilf, Y Huang, S Zhang, Z Zhou. 2015. Peaches preceded humans: fossil evidence from SW China. Nature Scientific Reports 5, art. 16794.
Wilf P, CC Labandeira. 2015. The fossil record of mutualisms. Pp. 39-41 inMutualism, ed. JL Bronstein, Oxford University Press. Viewable on Google Books.
Merkhofer L, P Wilf, MT Haas, RM Kooyman, L Sack, C. Scoffoni, NR Cúneo. 2015. Resolving Australian analogs for an Eocene Patagonian paleorainforest using leaf size and floristics. American Journal of Botany, v. 102, p. 1160-1173.
Comer EE, RL Slingerland, JM Krause, A Iglesias, WC Clyde, MS Raigemborn, P Wilf. 2015. Sedimentary facies and depositional environments of diverse early Paleocene floras, north-central San Jorge Basin, Patagonia, Argentina. Palaios, v. 30, p. 553-573 (cover article).
Wilf P, Escapa IH. 2015. Green Web or megabiased clock? Plant fossils from Gondwanan Patagonia speak on evolutionary radiations. New Phytologist, v. 207, p. 283-290 (invited Tansley Insight).
Villar de Seoane L, NR Cúneo, I Escapa, P Wilf, MA Gandolfo. 2015.Ginkgoites patagonica (Berry) comb. nov. from the Eocene of Patagonia, last ginkgoalean record in South America. International Journal of Plant Sciences, v. 176, p. 346-363.
Kooyman RM, Wilf P, Barreda, VD, Carpenter RJ, Jordan GJ, Sniderman JMK, Allen A, Brodribb TJ, Crayn D, Feild TS, Laffan SW, Lusk CH, Rossetto M, Weston PH. 2014. Paleo-Antarctic rainforest into the modern Old World tropics: the rich past and threatened future of the 'southern wet forest survivors.' American Journal of Botany, v. 101, p. 2121-2135.
Su T, P Wilf, H Xu, Z-K Zhou. 2014. Miocene leaves of Elaeagnus(Elaeagnaceae) from the Qinghai-Tibet Plateau, its modern center of diversity and endemism. American Journal of Botany, v. 101, p. 1350-1361.
Little SA, WA Green, SL Wing, P Wilf. 2014. Reinvestigation of leaf rank, an underappreciated component of Leo Hickey’s legacy. Bulletin of the Peabody Museum of Natural History, v. 55, p. 79-87.
Carpenter RJ, P Wilf, JG Conran, NR Cúneo. 2014. A Paleogene trans-Antarctic distribution for Ripogonum (Ripogonaceae: Liliales)?Palaeontologia Electronica, v. 17, article 17.3.39A.
Donovan M, P Wilf, CC Labandeira, KR Johnson, DJ Peppe. 2014 Novel insect leaf-mining after the end-Cretaceous extinction and the demise of Cretaceous leaf miners, Great Plains, USA. PloS One, v. 9, e103542.
Carvalho MR, P Wilf, H Barrios, ED Currano, DM Windsor, CA Jaramillo, CC Labandeira. 2014. Insect leaf-chewing damage tracks herbivore richness in modern and ancient forests. PloS One, v. 9, e94950.
Wilf P, IH Escapa, NR Cúneo, RM Kooyman, KR Johnson, A Iglesias. 2014. First South American Agathis (Araucariaceae), Eocene of Patagonia.American Journal of Botany, v. 101, p. 156-179. [original 1200 dpi figures on figshare]
Clyde WC, P Wilf, A Iglesias, RL Slingerland, T Barnum, PK Bijl, TJ Bralower, H Brinkhuis, EE Comer, BT Huber, M Ibañez-Mejia, BR Jicha, JM Krause, JD Schueth, BS Singer, MS Raigemborn, MD Schmitz, A Sluijs, MC Zamaloa. 2014. New age constraints for the Salamanca Formation and lower Río Chico Group in the western San Jorge Basin, Patagonia, Argentina: implications for K/Pg extinction recovery and land mammal age correlations. Geological Society of America Bulletin, v. 126, p. 289-306.
Cornwell WK, et al. (26 authors). 2014. Functional distinctiveness of major plant lineages. Journal of Ecology, v. 102, p. 345-356.
Wilf P. 2014, Commentary on K.J. Niklas, B.H. Tiffney, A.H. Knoll, 1983, Patterns in vascular land plant diversification, Nature 303:614-616, p. 36 inFoundations of Macroecology, F.A. Smith, J.L. Gittleman, J.H. Brown, eds., University of Chicago Press.
Elliott SJ, P Wilf, RC Walter, DJ Merritts. 2013. Subfossil leaves reveal a new upland floral component of the pre-European Piedmont landscape, Lancaster County, Pennsylvania. PloS One, v. 8, e79317.
Knight CL, P Wilf. 2013. Rare leaf fossils of Monimiaceae and Atherospermataceae (Laurales) from Eocene Patagonian rainforests and their biogeographic significance. Palaeontologia Electronica, v. 16, article 26A, 39 p.
Carvalho MR, P Wilf, MA Gandolfo, EJ Hermsen, KR Johnson, NR Cúneo. 2013. First record of Todea (Osmundaceae) in South America, from the early Eocene paleorainforests of Laguna del Hunco (Patagonia, Argentina).American Journal of Botany, v. 100, p. 1831-1848.
Macphail M, RJ Carpenter, A Iglesias, P Wilf. 2013. First fossil evidence for Wollemi Pine-type pollen (Dilwynites: Araucariaceae) in South America. PloS One, 8: e69281, 8 p.
Wilf, P., N.R. Cúneo, I.H. Escapa, D. Pol, M.O. Woodburne. 2013. Splendid and seldom isolated: the paleobiogeography of Patagonia. Annual Review of Earth and Planetary Sciences, v. 41, p. 561-603. [pdf, html]
Barreda V.D., N.R. Cúneo, P. Wilf, E.D. Currano, R.A. Scasso, H. Brinkhuis. 2012. Cretaceous/Paleogene floral turnover in Patagonia: drop in diversity, low extinction, and a Classopollis spike. PLoS One, v. 7, e52455 (8 p.). [pdf, html]
Barclay, R.S., P. Wilf, D.L. Dilcher, J.C. McElwain. 2012. The Cuticle Database Project, version 1.1, The Earth and Environmental Systems Institute of Pennsylvania State University.
Wilf, P. 2012. Rainforest conifers of Eocene Patagonia: attached cones and foliage of the extant southeast-Asian and Australasian genus Dacrycarpus(Podocarpaceae). American Journal of Botany, v. 99, p. 562-584 (coverarticle). [pdf, html] [original 1200 dpi figures on figshare]
Sauquet, H., S.Y.W. Ho, M.A. Gandolfo, G.J. Jordan, P. Wilf, D.J. Cantrill, M. Bayly, L. Bromham, G. Brown, R.J. Carpenter, D.M. Lee, D. Murphy, J.M. Kale Sniderman, F. Udovicic. 2012. Testing the impact of calibration on molecular divergence times using a fossil-rich group: the case of Nothofagus(Fagales). Systematic Biology, v. 61, p. 289-313 (cover article). [pdf, html, supplement]
Gandolfo, M.A., E.J. Hermsen, M.C. Zamaloa, K.C. Nixon, C.C. González, P. Wilf, N.R. Cúneo, K.R. Johnson. 2011. Oldest known Eucalyptus fossils are from South America. PloS One, v. 6, e21084. [pdf, html, supplement]
Little, S.A., S.W. Kembel, P. Wilf. 2010. Paleotemperature proxies from leaf fossils reinterpreted in light of evolutionary history. PloS One, v. 5, e15161.[pdf, html, supplement]
Winkler, I.S., C.C. Labandeira, T. Wappler, P. Wilf. 2010. Distinguishing Agromyzidae (Diptera) leaf mines in the fossil record: new taxa from the Paleogene of North America and Germany and implications for host use evolution and an early origin for the Agromyzidae. Journal of Paleontology, v. 84, p. 935-954. [pdf]
Wilf, P., B.S. Singer, M.C. Zamaloa, K.R. Johnson, N.R. Cúneo. 2010. Early Eocene 40Ar/39Ar age for the Pampa de Jones plant, frog, and insect biota (Huitrera Formation, Neuquén Province, Patagonia, Argentina).Ameghiniana, v. 47, p. 207-216. [pdf]
Wilf, P., S.A. Little, A. Iglesias, M.C. Zamaloa, M.A. Gandolfo, N.R. Cúneo, K.R. Johnson. 2009. Papuacedrus (Cupressaceae) in Eocene Patagonia, a new fossil link to Australasian rainforests. American Journal of Botany, v. 96, p. 2031-2047 (cover article). [pdf]
Wing, S.L., F. Herrera, C.A. Jaramillo, C. Gómez-N., P. Wilf, C.C. Labandeira. 2009. Late Paleocene fossils from the Cerrejón Formation, Colombia, are the earliest record of Neotropical rainforest. PNAS, v. 106, p. 18627-18632. [pdf][supporting information, 40 Mb pdf including photos and descriptions]
Wappler, T., E.D. Currano, P. Wilf, J. Rust, C.C. Labandeira. 2009. No post-Cretaceous ecosystem depression in European forests? Rich insect-feeding damage on diverse middle Palaeocene plants at Menat, France. Proceedings of the Royal Society B, v. 276, p. 4271-4277. [pdf, html, supplement]
Sarzetti, L.C., C.C. Labandeira, J. Muzón, P. Wilf, N.R. Cúneo, K.R. Johnson, J.F. Genise. 2009. Odonatan endophytic oviposition from the Eocene of Patagonia: the ichnogenus Paleoovoidus and implications for behavioral stasis. Journal of Paleontology, v. 83, p. 431-447. [pdf]
Royer, D.L., R.M. Kooyman, S.A. Little, P. Wilf. 2009. Ecology of leaf teeth: A multi-site analysis from Australian subtropical rainforest. American Journal of Botany, v. 96, p. 738-750. [pdf] [supplemental Appendix S1] [supplemental Appendix S2]
Ellis, B., D. Daly, L.J. Hickey, K.R. Johnson, J. Mitchell, P. Wilf, S.L. Wing. 2009. Manual of Leaf Architecture. Cornell University Press, 190 p.ISBN: 080147518X.
Crisp, M., M. Arroyo, L. Cook, M.A. Gandolfo, G. Jordan, M. McGlone, P. Weston, M. Westoby, P. Wilf, H.P. Linder. 2009. Phylogenetic biome conservatism on a global scale. Nature, v. 458, p. 754-756. [pdf] [supplemental data pdf]
Bennington, J.B., et al. (32 authors). 2009. Critical issues of scale in paleoecology. Palaios (Spotlight), v. 24, p. 1-4. [pdf]
Wilf, P., 2008. Fossil angiosperm leaves: paleobotany’s difficult children prove themselves. Paleontological Society Papers, v. 14, p. 319-333. [pdf]
Royer D.L., J.C. McElwain, J.M. Adams, P. Wilf. 2008. Sensitivity of leaf size and shape to climate within Acer rubrum and Quercus kelloggii. New Phytologist, v. 179, p. 808-817. [pdf] [supplemental information]
Wilf, P. 2008. Insect-damaged fossil leaves record food web response to ancient climate change and extinction. New Phytologist (Tansley Review), v. 178, p. 486-502. [pdf]
Currano, E.D., P. Wilf, S.L. Wing, C.C. Labandeira, E.C. Lovelock, D.L. Royer, 2008. Sharply increased insect herbivory during the Paleocene-Eocene Thermal Maximum. PNAS, v. 105, p. 1960-1964. [pdf][supplemental data]
Royer, D.L., L. Sack, P. Wilf, C.H. Lusk, G.J. Jordan, Ü. Niinemets, I.J. Wright, M. Westoby, B. Cariglino, P.D. Coley, A.D. Cutter, K.R. Johnson, C.C. Labandeira, A.T. Moles, M.B. Palmer, F. Valladares, 2007. Fossil leaf economics quantified: calibration, Eocene case study, and implications.Paleobiology, v. 33, p. 574-589. [pdf] [online appendix A] [online appendix B]
Iglesias, A., P. Wilf, K.R. Johnson, A.B. Zamuner, N.R. Cúneo, S.D. Matheos, B.S. Singer, 2007. A Paleocene lowland macroflora from Patagonia reveals significantly greater richness than North American analogs. Geology, v. 35, p. 947-950. [pdf incl. supplemental data]
Labandeira, C.C., Wilf, P., Johnson, K.R., and Marsh, F. 2007. Guide to Insect (and other) Damage Types on Compressed Plant Fossils. Version 3.0. Smithsonian Institution, Washington, D.C. 25 p. [pdf] (ready to print/laminate for field and lab use)
González, C.C., M.A. Gandolfo, M.C. Zamaloa, N.R. Cúneo, P. Wilf, K.R. Johnson, 2007. Revision of the Proteaceae macrofossil record fromPatagonia, Argentina . Botanical Review, v. 73, p. 235-266. [pdf]
Wilf, P., C.C. Labandeira, K.R. Johnson, B. Ellis, 2006. Decoupled plant and insect diversity after the end-Cretaceous extinction. Science, v. 313, p. 1112-1115 (in Reports). [pdf] [supplemental data]
Zamaloa, M.C., M.A. Gandolfo, C.C. González, E.J. Romero, N.R. Cúneo, and P. Wilf, 2006. Casuarinaceae from the Eocene of Patagonia, Argentina.International Journal of Plant Sciences, v. 167, p. 1279-1289. [pdf]
Secord, R., P.D. Gingerich, M.E. Smith, W.C. Clyde, P. Wilf, and
B.S. Singer, 2006. Geochronology and mammalian biostratigraphy of middle and
upper Paleocene continental strata, Bighorn Basin, Wyoming. American
Journal of Science, v. 306. p. 211-245. [pdf]
Royer, D.L., and P. Wilf, 2006. Why do toothed leaves correlate with cold climates? Gas-exchange at leaf margins provides new insights into a classic paleotemperature proxy. International Journal of Plant Sciences, v. 167, p. 11-18. [pdf]
Wilf, P., C.C. Labandeira, K.R. Johnson, N.R. Cúneo, 2005. Richness of plant-insect associations in Eocene Patagonia: a legacy for South American biodiversity. PNAS, v. 102, p. 8944-8948. [pdf]
Wilf, P., K.R. Johnson, N.R. Cúneo, M.E. Smith, B.S. Singer, and M.A. Gandolfo, 2005, Eocene plant diversity at Laguna del Hunco and Río Pichileufú, Patagonia, Argentina. American Naturalist, v. 165, p. 634-650. [pdf][supplemental data]
Royer, D.L., P. Wilf, D.A. Janesko, E.A. Kowalski, and D.L. Dilcher, 2005, Correlations of climate and plant ecology to leaf size and shape: potential proxies for the fossil record. American Journal of Botany, v. 92. p. 1141-1151. [pdf]] [images and supplemental data]
Wilf, P., and K.R. Johnson, 2004, Land plant extinction at the end of the Cretaceous: a quantitative analysis of the North Dakota megafloral record.Paleobiology, v. 30, p. 347-368. [pdf] [html]
Greenwood, D.R., P. Wilf, S.L. Wing, and D.C. Christophel, 2004, Paleotemperature estimation using leaf-margin analysis: is Australia different? Palaios, v. 19, p. 129-142. [pdf]
Wilf, P., N.R. Cúneo, K.R. Johnson, J.F. Hicks, S.L. Wing, J.D. Obradovich, 2003, High plant diversity in Eocene South America: Evidence from Patagonia. Science, v. 300, p. 122-125 (in Reports). [pdf] [supplemental data]
Wilf, P., K.R. Johnson, and B. T. Huber. 2003. Correlated terrestrial and marine evidence for global climate changes before mass extinction at the Cretaceous-Paleogene boundary. PNAS 100: 599-604. [pdf] [supplemental data]
Burnham, R.J., N.C.A. Pitman, K.R. Johnson, and P. Wilf. 2001. Habitat-related error in estimating temperatures from leaf margins in a humid tropical forest. American Journal of Botany 88: 1096-1102. [pdf] [supplemental data]
Wilf, P., C.C. Labandeira, W.J. Kress, C.L. Staines, D.M. Windsor, A.L. Allen, and K.R. Johnson. 2000. Timing the radiations of leaf beetles: Hispines on gingers from latest Cretaceous to Recent. Science 289: 291-294 (coverarticle). [pdf]
Wilf, P., and C.C. Labandeira. 2000. Effects of Paleocene-Eocene warming on insect herbivory. GFF:122.
Wilf, P., and C.C. Labandeira. 1999. Response of plant-insect associations to Paleocene-Eocene warming. Science 284:2153-2156. [pdf]
Wilf, P., S.L. Wing, D.R. Greenwood, and C.L. Greenwood. 1999. Using fossil leaves as paleoprecipitation indicators: An Eocene example: Reply. Geology27:92. [pdf]
Leaf Architecture Working Group (Ash, A., B. Ellis, L.J. Hickey, K.R. Johnson, P. Wilf, and S.L. Wing). 1999. Manual of Leaf Architecture: Morphological description and categorization of dicotyledonous and net-veined monocotyledonous angiosperms. Smithsonian Institution, Washington, DC. 65 p. [pdf]
Wilf, P., K.C. Beard, K.S. Davies-Vollum, and J.W. Norejko. 1998. Portrait of a late Paleocene (early Clarkforkian) terrestrial ecosystem: Big Multi Quarry and associated strata, Washakie Basin, southwestern Wyoming. Palaios13:514-532. [pdf]
Wilf, P. 1998. Using fossil plants to understand global change: Evidence for Paleocene-Eocene warming in the greater Green River Basin of southwestern Wyoming. Doctoral dissertation, University of Pennsylvania, Philadelphia, 384 p. [48 Mb pdf file now on figshare; contains 38 plates illustrating fossil plants]
Wilf, P., S.L. Wing, D.R. Greenwood, and C.L. Greenwood. 1998. Using fossil leaves as paleoprecipitation indicators: An Eocene example. Geology26:203-206. [pdf]
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