Current Curriculum Vitae          Request PDF versions of articles          View Google Scholar page       

Outreach and Professional Websites/Apps Developed

Digital Atlas of Ancient Life App, 2015-present. Version 2 (free for iOS and Android) released November 2019.

Stigall, A.L. 2013-present. Atlas of Ordovician Life: Exploring the fauna of the Cincinnati Region.

Hendricks, J.R., Lieberman, B.S. & Stigall, A.L. 2013-present. The Digital Atlas of Ancient Life.

Stigall, A.L. 2016-present. IGCP 653: Onset of the Great Ordovician Biodiversification Event.

Books and Edited Volumes

Stigall, A.L., Edwards, C.T., Freeman, R.L. & Rasmussen, C.M.Ø. 2019. Special Issue: Across the Great Ordovician Biodiversification Event (GOBE): Advances in understanding the co-evolution Earth-life system from the late Cambrian through the Katian. Palaeogeography, Palaeoclimatology, Palaeoecology.  Available here.

Lieberman, B.S. & Stigall Rode, A.L., editors. 2005. Paleobiogeography: Generating New Insights into the Coevolution of the Earth and Its Biota. The Paleontological Society Papers, volume 11, 158 p.  Available here

Peer-reviewed Journal Articles and Book Chapters

(* indicates student author)


Stigall, A.L., Censullo, S.M., Hennessey, S.A., Bauer, J.E., Lam, A.R., Wright, D.F. 2023. Diversification and speciation among Laurentian brachiopods during the GOBE: insights from basinal and regional analyses. Estonian Journal of Earth Sciences, 72: 98-101.

Stigall, A.L. 2023. A review of the Late Ordovician (Katian) Richmondian Invasion of eastern Laurentia. Palaeogeography, Palaeoclimatology, Palaeoecology, 618: 111520.

Servais, T., Harper, D.A.T., Kröger, B., Scotese, C., Stigall. A.L., Zhen, Y.Y. 2023. Changing palaeobiogeography through the Ordovician. A Global Synthesis of the Ordovician System, Part 1. Geological Society, London, Special Publications, 532,

McLaughlin, P.I., Stigall. A.L. 2023. The Ordovician of the conterminous United States. A Global Synthesis of the Ordovician System, Part 2. Geological Society, London, Special Publications, 533,

*Forsythe, I.J., Stigall. A.L. 2023. Insights for modern invasion ecology from biotic changes of the Clarksville Phase of the Richmondian Invasion (Ordovician, Katian). Paleobiology, 49: 1-16.

Hortal, J., Diniz-Filho, J.A.F., Low, M.E.Y., Stigall, A.L., Yeo, D.C.J. 2023. Alfred Russel Wallace’s legacy: An interdisciplinary conception of evolution in space and time. npj Biodiversity, 2: 3.


Hortal, J., Cabezla, M., Diniz-Filho, J.A.F., von der Heyden, S., Stigall, A.L., Yeo, D.C.J. 2022. Building a truly diverse biodiversity science. npj Biodiversity, 1: 2.

Gorneau, J.A., …..Stigall, A.L…..Espisito, L.A. (27 author team). 2022. Framing the future for monography: improving recognition, support, and access. Bulletin of the Society of Systematic Biologists, 1(1): Online.


*Purcell, C.K.Q., Stigall. A.L. 2021. Ecological niche evolution, speciation, and feedback loops: investigating factors promoting niche evolution in Ordovician brachiopods of eastern Laurentia. Palaeogeography, Palaeoclimatology, Palaeoecology, 578:110555. Online.

Dani, D.E., Stigall, A.L. 2021. Landslides: Using model-based inquiry to investigate local mass-wasting events. Science Scope, 44:46-55. Online

Paleontological Society Diversity & Inclusion Committee. 2021. Diversity, equity, and inclusion matter in paleontology.  Priscum, 26(1):1-4. (coordinating author role). Online


Antionetto, L.S., Park Boush, L. Plotnick, R.E., Stigall, A.L. 2020. Paleoecological aspects of western United States nonmarine ostracodes during the Eocene-Oligocene transition: the Early Oligocene faunas of the Renova Formation, southwestern Montana. Palaios, 35:164-174. Online

Stigall. A.L., Freeman, R.L., Edwards, C.T., and Rasmussen, C.M.Ø. 2020. A multidisciplinary perspective on the Great Ordovician Biodiversification Event and the development of the Paleozoic world. Palaeogeography, Palaeoclimatology, Palaeoecology, 543:109521. Online

Gallego, O.F., Monferran, M.D., Stigall, A.L., Zacarias, I.A., Hegna, T.A., Jiménez, V.C., Bittencourt, J., Li, G., Barrios Calathaki, H.G. 2020. The Devonian-Cretaceous fossil record of “conchostracans” of Africa and their paleobiogeographic relationships with other Gondwanan faunas. Journal of African Earth Sciences, 161:103648. Online


Stigall, A.L. 2019. The invasion hierarchy: ecological and evolutionary consequences of invasions in the fossil record. Annual Review of Ecology and Evolutionary Systematics, 50:355-380. Online (free to access)

Stigall. A.L., Edwards, C.T., Freeman, R.L., and Rasmussen, C.M.Ø. 2019. Coordinated biotic and abiotic change during the Great Ordovician Biodiversification Event: Darriwilian assembly of early Paleozoic building blocks. Palaeogeography, Palaeoclimatology, Palaeoecology, 350:249-270. Online

Stigall, A.L., Fine, R. 2019. Contrasting ecosystem impacts of biotic invasions in the Type Cincinnatian Series (Late Ordovician, Katian). Palaeoworld, 18:166-172. Online


*Perera, S.N. & Stigall, A.L. 2018. Identifying hierarchical spatial patterns within paleocommunities: An example from the Late Pennsylvanian Ames Limestone of the Appalachian basin. Palaeogeography, Palaeoclimatology, Palaeoecology, 506:1-11. Online

*Epa, Y.R., Stigall, A.L., Roberts, E.M., O’Brien, H. & Stevens, N.J. 2018. Morphological diversification of ampullariid gastropods (Nsungwe Formation, late Oligocene, Rukwa Rift Basin) is coincident with onset of East African rifting. Papers in Palaeontology, 4:327-348.  Online

*Trubovitz, S. & Stigall, A.L. 2018. Ecological revolution of Oklahoma’s rhynchonelliform brachiopod fauna during the Great Ordovician Biodiversification Event. Lethaia, 51: 277-286. Online

Stigall, A.L. 2018. How is biodiversity produced? Examining speciation processes during the Great Ordovician Biodiversification Event. Lethaia, 51: 165-172. Online

Nylin, S., Agosta, S., Bensch, S., Boeger, W.A., Braga, M.P., Brooks, D.R., Forister, M.L., Hambäck, P.A., Hoberg, E.P., Nyman, T., Schäpers, A., Stigall, A.L., Wheat, C.W., Österling, M. & Janz, N. 2018. Embracing Colonizations: A New Paradigm for Species Association Dynamics. Trends in Ecology & Evolution, 33: 4-14. Online

*Lam, A.R., Stigall, A.L. & Matzke, N.J. 2018. Dispersal in the Ordovician: Speciation patterns and paleobiogeographic analyses of brachiopods and trilobites. Palaeogeography, Palaeoclimatology, Palaeoecology, 489: 147-165. Online


Stigall. A.L. 2017. Ordovician oxygen and biodiversity.  Nature Geoscience, 10: 887-888.  Online

Stigall, A.L. 2017. Response by Alycia L. Stigall for the presentation of the 2016 Schuchert Award for the Paleontological Society. Journal of Paleontology, 91: 1354-1355. Online

Stigall, A.L., Plotnick, R.E. & Park Boush, L.E. 2017. The first Cenozoic spinicaudatans from North America. Journal of Paleontology, 91: 467-476. Online

Stigall, A.L., *Bauer, J.E., *Lam, A.L. & *Wright, D.A. 2017. Biotic immigration events, speciation, and the accumulation of biodiversity in deep time. Global and Planetary Change, 148: 242-257. Online


Dawson, M.N., Axmacher, J.C., Beierkuhnlein, C., Blois, J., Bradley, B., Cord, A.F., Dengler, J., He, K.S., Heaney, L.R., Jansson, R., Mahecha, M.D., Myers, C.E., Nogués-Bravo, D., Papadopoulo, A., Reu, B., Rodgríguez-Sánchez, F., Steinbauer, M., Stigall, A.L., Tuanmu, M-N. & Gavin, D.G. 2016. A Second Horizon Scan of Biogeography: Golden Ages, Midas Touches, and the Red Queen. Frontiers in Biogeography, 8(4), e29770. Online

*Bauer, J.E. & Stigall, A.L. 2016. A combined morphometric and phylogenetic revision of the Late Ordovician brachiopod genera Eochonetes and Thaerodonta. Journal of Paleontology, 90 (5): 888-909. Online

Stigall, A.L. 2016. Invasive species and speciation, p. 340-365. In Allmon, W. and Yaccobucci, M.M., Species in the Fossil Record. Chicago University Press. Publisher link.

*Trubovitz, S. & Stigall, A.L. 2016.  Synchronous diversification of Laurentian and Baltic rhynchonnelliform brachiopods: Implications for regional versus global triggers of the Great Ordovician Biodiversification Event. Geology, 44(9): 743-746. Online (link provides free access through 9/18)


Stigall, A.L., Dani, D.E., Sickel, A.J. & Helfrich, S.A. 2015. Tried and True: Using observations of fossils to reconstruct ancient environments. Science Scope, 39(2): 10-16. Online

Hendricks, J.R., Stigall, A.L. & Lieberman, B.S. 2015. The Digital Atlas of Ancient Life: delivering information on paleontology and biogeography via the web. Palaeontologia Electronica 18.2.3E: 1–9 Open Access

Gierlowski-Kordesch, E.H., *Weismiller, H.C., Stigall, A.L. & Hembree, D.I. 2015. Pedogenic mud aggregates and sedimentation patterns between basalt flows (Jurassic Kalkrand Formation, Namibia).   In Larsen, D., Egenhoff, S.O., and Fishman, N. (eds). Paying Attention to Mudstones – Priceless! Geological Society of America, Special Papers, 515: 65-86. Online

Stigall, A.L. 2015. Expanding the role of biogeography and niche evolution in macroevolutionary theory, 301-327. In Serrelli, E. & Gontier, N. (eds), Macroevolution: Explanation, Interpretation, and Evidence. Springer: Interdisciplinary Evolution Research series. Online

Myers, C.E., Stigall, A.L. & Lieberman, B.S. 2015. PaleoENM: applying ecological niche modeling to the fossil record. Paleobiology, 41: 226-244. Online  Supplemental materials: Open Access on Dryad

*Lam, A.R. & Stigall, A.L. 2015. Pathways and mechanisms of Late Ordovician (Cincinnatian) faunal migrations of Laurentia and Baltica. Estonian Journal of Earth Sciences, 64(1): 62-67. Open Access  Supplemental materials: Open Access on figshare 


*Bauer, J.E. & Stigall, A.L. 2014. Phylogenetic paleobiogeography of Late Ordovician Laurentian brachiopods. Estonian Journal of Earth Sciences, 63(4): 189-194. Open Access  Supplemental materials: Open Access on figshare

Stigall, A.L., *Bauer, J.E. & *Brame, H-M.R. 2014. The Digital Atlas of Ordovician Life: Digitizing and mobilizing data for paleontologists and the public. Estonian Journal of Earth Sciences, 63(4): 312-316. Open Access

Stigall, A.L. 2014. When and how do species achieve niche stability over long time scales? Ecography, 37: 1123-1132. Online

Plotnick, R., Stigall, A.L. *Stefanescu, I. 2014. Evolution of Paleontology: Long-term gender trends in an Earth Science discipline. GSA Today, 24(11): 44-45. Open Access

*Wright, D.F. & Stigall, A.L. 2014. Species-level phylogenetic revision of the orthide brachiopod Glyptorthis from North America. Journal of Systematic Palaeontology, 12: 893-906. Online

Gavin, D.G., Fitzpatrick, M.C., Gugger, P.F., Heath, K.D., Rodriguez-Sanchez, F., Dobrowski, S.Z., Hampte, A., Hu, F.S., Ashcroft, M.B., Bartlein, P.J., Blois, J.L., Cartstens, B.C., Davis, E.B., de Lafontaine, G., Edwards, M.E., Fernandez, M., Henne, P.D., Herring, E.M., Holden, Z.A., Kong, W-S., Liu, J., Magri, D., Matzke, N.J., McGlone, M.S., Saltré, F., Stigall, A.L., Tsai, Y-H.E. & Williams, J.W. 2014. Climate refugia: Using fossils, genetics, and spatial modeling to explain the past and project the future of biodiversity. New Phytologist, 204: 37-54. Open Access

Stigall, A.L. *Brame, H-M.R. 2014. Relating environmental change and species stability in Late Ordovician seas. GFF: A Scandinavia Journal of Earth Sciences, 136: 249-253. Open Access

Stigall, A.L., Hembree, D.I., Gierlowski-Kordesch, E.H. & *Weismiller, H.C. 2014. Evidence for a dioecious mating system in Early Jurassic Hardapestheria maxwelli gen. et sp. nov. (Crustacea, Branchiopoda, Spinicaudata) from the Kalkrand Formation of Namibia. Palaeontology, 57: 127-140. Online

*Brame, H-M.R. & Stigall, A.L. 2014. Controls on niche stability in geologic time: Congruent responses to biotic and abiotic environmental changes among Cincinnatian (Late Ordovician) marine invertebrates. Paleobiology, 40(1): 70-90. Online


*Wright, D.F. & Stigall, A.L. 2013. Phylogenetic revision of the Late Ordovician orthid brachiopod genera Plaesiomys and Hebertella from North America. Journal of Paleontology, 87(6): 1107-1128. Online

Stigall, A.L. 2013. Analyzing links between biogeography, niche stability, and speciation: The impact of complex feedbacks on macroevolutionary patterns. Palaeontology, 56(6): 1225-1238. Online

Dawson, M.N., Algar, A.C., Antonelli, A., Dávalos, L.M., David, E., Early, R., Guisan, A., Jansson, R., Lessard, J.-P., Marske, K.A., McGuire, J., Stigall, A.L., Swenson, N.G., Zimmerman, N.E. & Gavin, D.G. 2013. An horizon scan of biogeography. Frontiers of Biogeography, 5(2): 130-158. Open Access

*Wright, D.F. & Stigall, A.L. 2013. Geologic drivers of Late Ordovician faunal change in Laurentia: investigating links between tectonics, speciation, and biotic invasions. PLoS One, 8(7): e68353. Open Access


Stigall, A.L. 2012. Invasive species and evolution. Evolution: Education and Outreach, 5: 526-533. Open Access

*Walls, B.J. & Stigall, A.L. 2012. A field based analysis of the accuracy of niche models applied to the fossil record. Paleontological Contributions, 6: 1-12. Open Access

Stigall, A.L. 2012. Using ecological niche modeling to evaluate niche stability in deep time. Journal of Biogeography, 39: 772-781. Online

Stigall, A.L. 2012. Speciation collapse and invasive species dynamics during the Late Devonian “Mass Extinction” GSA Today, 22(1): 4-10. Online


*Malizia, R.W. & Stigall, A.L. 2011. Niche stability in Late Ordovician articulated brachiopod species before, during, and after the Richmondian Invasion. Palaeogeography, Palaeoclimatology, Palaeoecology, 311: 154-170. Online

Stigall, A.L. 2011. Application of niche modeling to analyze biogeographic patterns in Palaeozoic brachiopods: Evaluating niche stability in deep time. Memoirs of the Association of Australasian Palaeontologists. 41: 229-255. PDF

Stigall, A.L. 2011. Integrating GIS and phylogenetic biogeography to assess species-level biogeographic patterns: A case study of Late Devonian faunal dynamics, p. 113-140. In P. Upchurch, A. McGowan, and C. Slater, (eds.), Palaeogeography and Palaeobiogeography: Biodiversity in Space and Time. CRC Press, London. Open Access

*Walls, B.J. & Stigall, A.L. 2011. Analyzing niche stability and biogeography of Late Ordovician brachiopod species using ecological niche modeling. Palaeogeography, Palaeoclimatology, Palaeoecology, 299: 15-29. Online


Stigall, A.L. 2010. Invasive species and biodiversity crises: Testing the link in the Late Devonian. PLoS ONE, 5(12): e15584. Open Access

*Dudei, N.L. & Stigall, A.L. 2010. Using ecological niche modeling to assess biogeographic and niche response of brachiopod species to the Richmondian Invasion (Late Ordovician) in the Cincinnati Arch. Palaeogeography, Palaeoclimatology, Palaeoecology, 296: 28-47. Online

Mapes, R.H., Hembree, D.I., *Rasor, B.E., Stigall, A.L., Goiran, C. & deForges, B.R. 2010. Modern Nautilus (Cephalopoda) taphonomy and in a subtidal to backshore environment, Lifou (Loyalty Islands). Palaios, 25: 656-670. Online

Stigall, A.L. 2010. Using GIS to assess the biogeographic impact of species invasions on native brachiopods during the Richmondian Invasion in the Type-Cincinnatian (Late Ordovician, Cincinnati region). Palaeontologia Electronica, 13: 5A, 19 p. Online


*Maguire, K.C. & Stigall, A.L. 2009. Using ecological niche modeling for quantitative biogeographic analysis: a case study of Miocene and Pliocene Equinae in the Great Plains. Paleobiology, 35: 587-611. Online


Stigall, A.L. 2008. Tracking species in space and time: Assessing the relationships between paleobiogeography, paleoecology, and macroevolution. The Paleontological Society Papers, 14:227-242. PDF

Stigall, A.L. 2008. Bicarinellata a new name for Bicarinella Rode, Lieberman, and Rowell 2003 (Arthopoda, Bradoriida) preoccupied by Bicarinella Waterhouse 1966 (Mollusca, Gastropoda) and Bicarinella Akopyan 1976 (Mollusca, Gastropoda). Journal of Paleontology, 82(6): 1219. Online

*Maguire, K.C. & Stigall, A.L. 2008. Paleobiogeography of Miocene Equinae of North America: A phylogenetic biogeographic analysis of the relative roles of climate, vicariance, and dispersal. Palaeogeography, Palaeoclimatology, Palaeoecology, 267: 175-184. Online

Stigall, A.L. & Hartman, J.H. 2008. A new spinicaudatan genus (Crustacea: “Conchostraca”) from the Late Cretaceous of Madagascar. Palaeontology, 51(5): 1053-1067. Online

Hendricks, J.R., Lieberman, B.S. & Stigall, A.L. 2008. Using GIS to study the paleobiogeographic and macroevolutionary patterns in soft-bodied Cambrian arthropods. Palaeogeography, Palaeoclimatology, Palaeoecology, 264:163-175. Online

Stigall, A.L., Babcock, L.E., Briggs, D.E.G. & Leslie, S.A. 2008. Taphonomy of lacustrine interbeds in the Kirkpatrick Basalt (Jurassic), Antarctica. Palaios, 23(4): 344-355. Online


Stigall, A.L. & Hendricks, J.R. 2007. First report of a concavicarid interior (Crustacea: Thylacocephala) from the Devonian of North America. Northeastern Geology and Environmental Science, 29(2), 102-106. PDF


Babcock, L.E., Stigall, A.L., Leslie, S.A., *Ford, L.A., Elliott, D. & Briggs, D.E.G. 2006. The “Preservation Paradox”: Microbes as a Key to Exceptional Fossil Preservation in the Kirkpatrick Basalt (Jurassic), Antarctica. The Sedimentary Record, 4(4): 4-8. PDF

Stigall, A.L. & Lieberman, B.S. 2006. Quantitative Paleobiogeography: GIS, Phylogenetic Biogeographic Analysis, and Conservation Insights. Journal of Biogeography, 33 (12): 2051-2060. Online

2005 and earlier   

(Last name was previously Rode)

Lieberman, B.S. & Stigall Rode, A.L. 2005. Paleobiogeography: tracking the coevolution of the Earth and its biota. The Paleontological Society Papers, 11: 1-3. PDF

Stigall Rode, A.L. 2005. The application of Geographic Information Systems to paleobiogeography: Implications for the study of invasions and mass extinctions. The Paleontological Society Papers, 11: 77-88. PDF

Stigall Rode, A.L. & Lieberman, B.S. 2005. Using environmental niche modelling to study the Late Devonian biodiversity crisis, p. 93-180. In D. J. Over, J. R. Morrow & P.B. Wignall (eds.), Understanding Late Devonian and Permian-Triassic Biotic and Climatic Events: Towards an Integrated Approach. Developments in Palaeontology and Stratigraphy, Elsevier, Amsterdam. PDF

Stigall Rode, A.L. & Lieberman, B.S. 2005. Paleobiogeographic patterns in the Middle and Late Devonian emphasizing Laurentia. Palaeogeography, Palaeoclimatology, Palaeoecology, 222 (3-4): 272-284. Online

Stigall Rode, A.L. 2005. Systematic revision of the Devonian brachiopods Schizophoria (Schizophoria) and “Schuchertella” from North America. Journal of Systematic Palaeontology, 3(2): 133-167. Online

Rode, A.L. & Lieberman, B.S. 2005. Integrating biogeography and evolution using phylogenetics and PaleoGIS: A case study involving Devonian crustaceans. Journal of Paleontology, 79(2): 267-276. Online

Rode, A.L. & Lieberman, B.S. 2004. Using GIS to unlock the interactions between biogeography, environment, and evolution in Middle and Late Devonian brachiopods and bivalves. Palaeogeography, Palaeoclimatology, Palaeogeography, 211(3-4): 345-359. Online

Rode, A.L. 2004. Phylogenetic revision of the Devonian bivalve, Leptodesma (Leiopteria). Yale University Postilla, 229: 1-26. Online

Rode, A.L., Lieberman, B.S. & Rowell, A.J. 2003. A new Early Cambrian bradoriid (Arthropoda) from East Antarctica. Journal of Paleontology, 77(4): 693-699. Online

Rode, A.L. & Babcock, L.E. 2003. Phylogeny of freshwater crayfish and some related lobster groups. Journal of Crustacean Biology, 23(2): 418-435. Online

Rode, A.L. & Lieberman, B.S. 2002. Phylogenetic and biogeographic analysis of Devonian phyllocarid crustaceans. Journal of Paleontology, 76(2): 269-284. Online