ARTICLES

2020    Collins, L.S., Aubry, M.-P., Berggren, W.A., and Coates, A.G. Regional correlation and paleoenvironments of tropical Neogene sequences of coastal Ecuador and Central America. Stratigraphy, in preparation.

2020    Gudnitz, M.N. [PhD student], Collins, L.S., and O'Dea, A., Foraminiferal communities of a mid-Holocene reef: Isla Colón, Caribbean Panama. Palaeogeography, Palaeoclimatology, Palaeoecology, in revision.

2019    Collins, L.S., Cheng, J. [PhD student], Hayek, L., Fourqurean, J., and Buzas, M.B., Historical seagrass abundance of Florida Bay, USA, based on a foraminiferal proxy. Journal of Paleolimnology, v. 62, p. 15-29.

2019    Verlaak, Z. [PhD student], Collins, L.S., and Hayek, L.S. Effects of infaunal foraminifera on surface and subsurface assemblages in the southwestern Everglades, USA: baseline data for paleoenvironmental analyses: SEPM Special Publication, no. 111, p. 3-14.

2017    Gurocak-Orhun, O. [BS student], and Collins, L.S. Paleoenvironments of the Upper Miocene Tuira Formation, Darien, Panama, Journal of Foraminiferal Research, v. 47, no.1, p. 10-20.

2016    Collins, L.S., Geary, D.H., and Grossman, E.L., Variability of modern foraminiferal stable isotope ratios in Caribbean shallow waters: a framework for Neogene studies, Palaeogeography, Palaeoclimatology, Palaeoecology, v. 463, p. 1-10.

2016    O’Dea, A., Lessios, H. A., Coates, A. G., Eytan, R. I., Restrepo-Moreno, S. A., Cione, A. L., Collins, L. S.,  and 27 other coauthors, Formation of the Isthmus of Panama: Science Advances, 2:e1600883, 17 August 2016, doi: 10.1126/sciadv.1600883, 11p.

2013    O’dea, A., and Collins, L.S. (Editors).  Environmental, Ecological and Evolutionary Change in Seas Across the Isthmus of Panama. Bulletin of Marine Science, v. 89, no. 4, p. 769-1035.

2013    Collins, L.S., and O’dea, A.  Dedication to Anthony G. Coates, in O’dea, A., and Collins, L.S. (Eds.), Environmental, Ecological and Evolutionary Change in Seas Across the Isthmus of Panama. Bulletin of Marine Science, Special Issue, v. 89, no. 4, p. 767-768.

2013    O’dea, A., and Collins, L.S.  Introduction, in O’dea, A., and Collins, L.S. (Eds.), Environmental, Ecological and Evolutionary Change in Seas Across the Isthmus of Panama. Bulletin of Marine Science, Special Issue, v. 89, no. 4, p. 769-777.

2013    Smith, C.J. [MS student], Collins, L.S., and Hayek, Lee-Ann. Biogeographic effects of the closing Central American Seaway on benthic foraminifera of Venezuela. Bulletin of Marine Science, Special Issue “Environmental, Ecological and Evolutionary Change in Seas Across the Isthmus of Panama,” O’Dea, A., & Collins, L.S. (Eds.), v. 89, no. 4, 921-936.

2012    Fourqurean, J.W., Kendrick, G.A., Collins, L.S., Chambers, R.M., and Vanderklift, M.A. Carbon, nitrogen and phosphorus storage in subtropical seagrass meadows: examples from Florida Bay and Shark Bay. Marine and Freshwater Research, 63: 967-983.

2012    Cheng, J. [PhD student], Collins, L.S., and Holmes, C.. Four thousand years of habitat change in Florida Bay, as indicated by benthic foraminifera. Journal of Foraminiferal Research, v. 42, no. 1, 3-17.

2011    Wachnicka, A. [PhD student], Collins, L.S., and Gaiser, E. Response of Diatom Assemblages to 130 years of environmental change in Florida Bay (U.S.A.). Journal of Paleolimnology, v. 49, no. 1, p. 83-101, DOI 10.1007/s10933-011-9556-3. (in print 2013)

2011    Wachnicka, A. [PhD student], Gaiser, E., and Collins, L.S. Correspondence of historic salinity fluctuations in Florida Bay, USA, to atmospheric variability and anthropogenic activities. Journal of Paleolimnology, v. 49, no. 1, pp. 103-115,  DOI 10.1007/s10933-011-9534-9. (in print 2013)

2010    Smith, C. J. [MS student], Collins, L.S., Jaramillo, C., and Quiroz, L.I. Marine paleoenvironments of Neogene formations of north-cental Falcón State, Venezuela. Journal of Foraminiferal Research, v. 40, no. 3, p. 566-582.

2010    Wachnicka, A. [PhD student], Gaiser, E., Collins, L.S., Frankovitch, T., and Boyer, J. Distribution of diatoms and development of diatom-based models for inferring salinity and nutrient concentrations in Florida Bay (U.S.A.) and adjacent coastal wetlands. Estuaries and Coasts, DOI 10.1007/s12237-010-9283-4. 

2007    Collins, L.S. Chapter 18. Micropaleontology of Central America, 17 pp. in Bundschuh, J., and Alvarado, G.E. (editors), Central America – Geology, Hazards and Resources: Balkema, The Netherlands, 1265 pp.

2007    Jain, S. [PhD student], and Collins, L.S. Trends in Caribbean paleoproductivity related to the Neogene closure of the Central American Seaway. Marine Micropaleontology, v. 63, pp. 57-74.

2007    Jain, S. [PhD student], Collins, L.S., and Hayek, L.-A. Relationship of benthic foraminiferal diversity to paleoproductivity in the Neogene Caribbean. Palaeogeography, Palaeoclimatology, Palaeoecology, v. 255, p. 223-245.

2007    Jackson, J.B.C., Jung, P., Coates, A.G., and Collins, L.S. 2007. Diversidad y extinción de moluscos de América tropical y surgimiento del istmo de Panamá. In: Leigh, Egbert G., Jr., Herre, Edward Allen, Jackson, Jeremy B. C. and Santos-Granero, Fernando, Ecología y evolución en los trópicos. Panama: Editora Nova Art, pp.328-332.

2005    Coates, A.G., McNeill, D.F., Aubry, M.-P., Berggren, W.A., and Collins, L.S.  An introduction to the geology of the Bocas del Toro Archipelago, Panama. Caribbean Journal of Science, v. 41, no. 3, pp. 374-391.

2004    Coates, A.G., L.S. Collins, M.-P. Aubry, and W.A. Berggren. The geology of the Darien, Panama, and the late Miocene-Pliocene collision of the Panama arc with northwestern South America. Geological Society of America, Bulletin, v. 116, no. 11/12, pp. 1327-1344.

2003    Coates, A.G., M.-P. Aubry, W.A. Berggren,. L.S. Collins, and M. Kunk. Early Neogene history of the Central American arc from Bocas del Toro, western Panama. Geological Society of America, Bulletin, v. 115, no. 3, pp. 271-287.

2002    Cunningham, Kevin J., and L.S. Collins. Controls on facies and sequence stratigraphy of an upper Miocene carbonate ramp and platform, Melilla basin, NE Morocco. Sedimentary Geology, v. 146, no. 3/4, p. 285-304.

2002    Buzas, M.B., L.S. Collins, and S.J. Culver. Latitudinal difference in biodiversity caused by higher tropical rate of increase. Proceedings of the National Academy of Sciences, v. 99, no. 12, pp. 7841-7843.

1999/2000 Collins, L.S., and A.G. Coates (Editors). A Paleobiotic Survey of Caribbean Faunas from the Neogene of the Isthmus of Panama. Bulletins of American Paleontology, no. 357: 351pp. [Dated 1999, published 2000]

1999/2000 Collins, L.S. The Miocene to Recent diversity of Caribbean benthic foraminifera from the Central American Isthmus, In ibid: 91-107. [Dated 1999, published 2000]

1999/2000 Collins, L.S., O. Aguilera, P.F. Borne, and S.D. Cairns. Neogene paleoenvironments of Caribbean Panama and Costa Rica: a synthesis of results from four different taxa. In ibid: 81-87. [Dated 1999, published 2000]

1999/2000 Collins, L.S., and A.G. Coates. Introduction. In ibid: 5-13. [Dated 1999, published 2000]

1999    Collins, L.S. Micropaleontology. In 1998 Geoscience Highlights. Geotimes, v. 44(7): 46-47.

1998    Collins, L.S. Micropaleontology. In 1997 Geoscience Highlights. Geotimes, v. 43 (2): 46-47.

1997    Havach, S.M. [BS student], and L.S. Collins. The distribution of Recent benthic foraminifera across habitats of Bocas del Toro, Caribbean Panama. Journal of Foraminiferal Research, v. 27 (3): 232-249.

1996    Collins, L.S., A.F. Budd, and A.G. Coates. Earliest evolution associated with closure of the Tropical American Seaway. Proceedings of the National Academy of Sciences, v. 93: 6069-6072.

1996    Collins, L.S., A.G. Coates, W.A. Berggren, M.-P. Aubry, and J. Zhang. The late Miocene Panama isthmian strait. Geology, v. 24, no. 8: 687-690.

1996    Collins, L.S., and T. M. Collins. Evolution of Life. In E.J. Dasch (ed.), Encyclopedia of Earth Sciences. Macmillan Reference USA, New York: 552-555.

1996    Collins, L.S. Environmental changes in Caribbean shallow waters relative to the closing Tropical American Seaway. In J.B.C. Jackson, A.G. Coates, and A.F. Budd (eds.), Evolution and Environment in Tropical America. U. Chicago Pr.: 130-167.

1995    Collins, L.S., A.G. Coates, J.B.C. Jackson, and J.A. Obando. Timing and rates of emergence of the Limón and Bocas del Toro basins: Caribbean effects of Cocos Ridge subduction?. In P. Mann (ed.), Geologic and Tectonic Development of the Caribbean Plate Boundary in southern Central America. Geological Society of America, Special Paper: 263-289.

1993    Collins, L.S. Neogene paleoenvironments of the Bocas del Toro Basin, Panama. Journal of Paleontology, v. 67: 699-710.

1993    Jackson, J.B.C., P. Jung, A.G. Coates, and L.S. Collins. Diversity and extinction of tropical American molluscs and emergence of the Isthmus of Panama. Science, v. 260: 1624-1626.

1992    Coates, A.G., J.B.C. Jackson, L.S. Collins, T.M. Cronin, H.J. Dowsett, L. Bybell, P. Jung, and J.A. Obando. Closure of the Isthmus of Panama: the near-shore marine record of western Panama and Costa Rica. Geological Society of America, Bulletin, v. 104: 814-828.

1991    Collins, L.S. Regional vs. physiographic effects on morphologic variability within Bulimina aculeata and B. marginata. Marine Micropaleontology, v. 17: 155-170.

1990    Collins, L.S. The correspondence between water temperature and coiling direction in Bulimina. Paleoceanography, v. 5 (3): 289-294.

1989    Collins, L.S. Relationship of environmental gradients to morphologic variation within Bulimina aculeata and B. marginata, Gulf of Maine area. Journal of Foraminiferal Research, v. 19 (3): 222-234.

1989    Collins, L.S. Evolutionary rates of a rapid radiation: the Paleogene planktic foraminifera. Palaios, v. 4: 251-263.

1989    Buzas, M.A., L.S. Collins, S.L. Richardson, and K. Severin. Experiments on predation, substrate preference and colonization of benthic foraminifera at the shelfbreak off the Ft. Pierce Inlet, Florida. Journal of Foraminiferal Research, v. 19 (2): 146-152.

1989    Johnson, C., L.S. Collins, and E.G. Kauffman. Rudistid biofacies across the El Abra carbonate platform (Albian-Cenomanian), Northeastern Mexico. Proceedings of the 11th Caribbean Geological Conference, July 1986: 1:1-1:12.

1988    Collins, L.S. Faunal structure of a mid-Cretaceous rudist reef core. Lethaia, v. 21 (3): 271-280.

1988    Collins, L.S. Environmental Gradients and Morphologic Variation in Bulimina aculeata and B. marginata. Ph.D. dissertation, Yale University, New Haven, Connecticut, 235pp.

1987    Culver, S.J., M.A. Buzas, and L.S. Collins. On the value of taxonomic standardization in evolutionary studies. Paleobiology, v. 13: 169-176.

1985    Collins, L.S. Rudist Paleoecology of the Cretaceous El Abra Limestone Reef Core, Central Mexico. M.S. thesis, The George Washington University, Washington, D.C., 130pp.

PUBLISHED ABSTRACTS OF PRESENTATIONS, *=student

2019    *Londoño, V., and Collins, L.S. Microfossil response to mid-Cretaceous Oceanic Anoxic Event 2 at North Atlantic IODP Site U1407: Geological Society of America Annual Meeting, Abstracts with Programs, v. 51, no. 5, doi: 10.1130/abs/2019AM-332683, https://gsa.confex.com/gsa/2019AM/meetingapp.cgi/Paper/332683

2019   * Sider, M.N. Gudnitz, and Collins, L. S. 2019. Pristine to modern: A comparison of shallow-water modern and mid-Holocene benthic foraminiferal assemblages from coastal Bocas del Toro, Panama: Geological Society of America Annual Meeting, Abstracts with Programs, v. 51, no. 5, doi: 10.1130/abs/2019AM-339802, https://gsa.confex.com/gsa/2019AM/meetingapp.cgi/Paper/339802

2019   *Verlaak, Z.R.F., and Collins, L.S. The history and prospects of habitat change due to sea level rise for Florida’s coastal Everglades, using benthic foraminiferal assemblages: Geological Society of America Annual Meeting, Abstracts with Programs, v. 51, no. 5, doi: 10.1130/abs/2019AM-335746, https://gsa.confex.com/gsa/2019AM/meetingapp.cgi/Paper/335746

2018    *Sider, M.N., and Collins, L.S. Benthic foraminiferal response to anthropogenic coastal change: Almirante Bay, Bocas del Toro, Panama: FORAMS 2018 conference, June 17-23, Edinburgh, Scotland, ponse to anthropogenic coastal change: Almirante Bay, Bocas del Toro, Panama: FORAMS 2018 Abstracts, p. 582, https://www.dropbox.com/sh/u74wwjjsdtr8s4h/AACNvSoppFqGT98MIKilc_TCa?dl=0.

2018   *Verlaak, Z.R.F., and Collins, L.S. History of paleoenvironmental changes in the southwestern Everglades (Florida, USA) using foraminiferal assemblages: Geological Society of America Annual Meeting, Abstracts with Programs, v. 50, no. 6, doi: 10.1130/abs/2018AM-324197, https://gsa.confex.com/gsa/2018AM/meetingapp.cgi/Paper/324197

2017    Collins, L.S., *Cheng, J., Hayek, L.C., Fourqrean, J., and Buzas, M. A ~3,800-year record of seagrass coverage in South Florida, based on foraminifera: Geological Society of America Annual Meeting, Abstracts with Programs, v. 49, no. 6, doi: 10.1130/abs/2017AM-303817, https://gsa.confex.com/gsa/2017AM/meetingapp.cgi/Paper/303817.

2017   *Pletka, C., and Collins, L.S. Neogene diversity of deep-sea Caribbean benthic foraminifera relative to the closure of the Central American Seaway: Geological Society of America Annual Meeting, Abstracts with Programs, v. 49, no. 6, doi: 10.1130/abs/2017AM-303527, https://gsa.confex.com/gsa/2017AM/meetingapp.cgi/Paper/303527.

2017    *Sider, M.N., Collins, L.S., and O’dea, A. A baseline study for assessing land-use changes along the Caribbean coast of Panama: Geological Society of America Annual Meeting, Abstracts with Programs, v. 49, no. 6, doi: 10.1130/abs/2017AM-308139, https://gsa.confex.com/gsa/2017AM/meetingapp.cgi/Paper/308139.

2017   *Verlaak, Z.R.F., and Collins, L.S. Spatial distribution of modern foraminiferal assemblages in the southwestern Everglades, Florida, USA: Geological Society of America Annual Meeting, Abstracts with Programs, v. 49, no. 6, doi: 10.1130/abs/2017AM-307395, https://gsa.confex.com/gsa/2017AM/meetingapp.cgi/Paper/307395

2017    Collins, L.S., *Cheng, J., and Fourqurean, J.W. Historical perspective on the ecosystem health of Florida Bay – A foraminiferal proxy for seagrass abundance: Conference on Greater Everglades Ecosystem Restoration, April 17-20, Coral Springs, Florida, Conference Abstracts, p. 123, published online at http://conference.ifas.ufl.edu/GEER2017/documents/GEER_2017_Abstract_Book_online.pdf.

2017   *Verlaak, Z., and Collins, L.S. Influence of the benthic foraminiferal biocoenosis on fossil assemblages in the southwestern Everglades: Conference on Greater Everglades Ecosystem Restoration, April 17-20, Coral Springs, Florida, Conference Abstracts, p. 369, published online at http://conference.ifas.ufl.edu/GEER2017/documents/GEER_2017_Abstract_Book_online.pdf

2016    *Pletka, C., and Collins, L.S. Neogene Paleoproductivity of the Caribbean and Equatorial Eastern Pacific: Geological Society of America Annual Meeting, Abstracts with Programs, v. 48, no. 7, doi: 10.1130/abs/2016AM-285183, https://gsa.confex.com/gsa/2016AM/webprogram/Paper285183.html.

2016    *Sider, M.N., Collins. L.S., and O’Dea, A. Benthic foraminiferal facies of a Caribbean, mid-Holocene coral reef, Isla Colon, Bocas del Toro, Panama: Geological Society of America Annual Meeting, Abstracts with Programs, v. 48, no. 7, doi: 10.1130/abs/2016AM-286844, https://gsa.confex.com/gsa/2016AM/webprogram/Paper286844.html.

2015    Collins, L.S. Emergence of the Isthmus of Panama: Geological Society of America Annual Meeting, Abstracts with Programs, v. 47, no. 7, p. 44. https://gsa.confex.com/gsa/2015AM/webprogram/Paper269112.html.

2015    *Lamela, P., and Collins, L.S. Marine paleoenvironments of the Paleocene Cannonball Formation, North Dakota: Geological Society of America Annual Meeting, Abstracts with Programs, v. 47, no. 7, p. 135.

2015    *Verlaak, Z., Collins, L.S., and Allen, J. Vertical distribution of living (stained) benthic foraminifera in the Everglades, South Florida, USA: Geological Society of America Annual Meeting, Abstracts with Programs, v. 47, no. 7, p. 132. https://gsa.confex.com/gsa/2015AM/webprogram/Paper265926.html

2015    *Sider, M., and Collins, L.S.  Benthic foraminifera of a tropical mangrove-seagrass-coral-reef ecosystem, Caribbean Panama: Geological Society of America Annual Meeting, Abstracts with Programs, v. 47, no. 7, p. 133. https://gsa.confex.com/gsa/2015AM/webprogram/Paper269485.html.

2015    Collins, L.S., Hayek, L.-A., and *Wachnicka, A. Mathematical analysis of the influence of naturally occurring vs. anthropogenic events on water quality in Florida Bay: Conference on Greater Everglades Ecosystem Restoration, April 21-23, Coral Springs, Florida, Conference Abstracts, p. 63, http://conference.ifas.ufl.edu/geer2015/Documents/GEER_2015_Abstract_Book.pdf

2014   * Sider, Maria N., and Collins, L. S. 2014. Comparison of fossil and modern benthic foraminiferal assemblages to assess Recent environmental changes in coastal Bocas del Toro, Panama: Geological Society of America Annual Meeting, Abstracts with Programs, v. 46, no. 6, p. 144.

2014    Collins, L.S., Hallock, P., *Pletka, C,R., and *Beck, K.D.  Environmental Impact of the Deepwater Horizon Oil Spill on Deep-sea Benthic Foraminifera. 10^th North American Paleontological Convention, Gainesville, Florida, Paleontological Society Special Publication, v. 13, p. 14.

2013    Collins, L.S., Hayek, L.-A., and *Wachnicka, A. Integrated analysis of microfossil and physical indicators of anthropogenic and natural environmental changes in Florida Bay. Geological Society of America Annual Meeting, Abstracts with Programs, v. 45, no. 7, p. 531.

2012    Collins, L.S., Hallock, P., *Pletka, C.R., and *Beck, K.D. Deep-water Foraminiferal Response to the Catastrophic Deepwater Horizon Well Oil Spill, Northeastern Gulf of Mexico. Geological Society of America Annual Meeting, Abstracts with Programs, v. 44, no. 7, p. 219.

2011    Collins, L.S., *Cheng, J., and Fourqurean, J.  Seagrass foraminifera of Florida Bay: Proxy for water quality through time. Proceedings, 21^st Biennial Conference of the Coastal and Estuarine Research Federation, Daytona Beach Florida, Nov. 6–10, p. 44. 

2010   Collins, L.S., Ogg, J., Aubry, M.-P., Berggren, W.A., Coates, A.G., and Pletka, C.R. The Panama Paleontology Project Database: Using TimeScale Creator for Automatic Age Updates to Paleontological Collections. Geological Society of America Annual Meeting, Abstracts with Programs, v. 42, no. 5, p. 461. 

2009    *Cheng, J., Collins, L.S., Holmes, Charles W., and Fourqurean, James W., Seagrass abundance of Florida Bay, Using Foraminifera as a Proxy. Geological Society of America Annual Meeting, Abstracts with Programs, v. 41, no. 7, p. 236. 

2009    Coates, A.G., Collins, L.S., and O’Dea, A. The Panama Paleontology Project (PPP), a Jacksonian legacy. 9th North American Paleontological Convention, June 21-26, 2009, Abstracts. Cincinnati Museum Center Scientific Contributions, no. 3, p. 374.

2009    Collins, L.S., Paleobiogeographic comparisons of benthic foraminifera from the Panama Paleontology Project. 9th North American Paleontological Convention, June 21-26, 2009, Abstracts. Cincinnati Museum Center Scientific Contributions, no. 3, p. 376.

2009    Collins, L.S., and *Smith, C.J. Paleobiogeographic changes in benthic foraminifera associated with the closure of the Central American Seaway. 4th International Conference of the International Biogeography Society, Jan. 8-12, 2009, Merida, Mexico, p. 16. Posted at www.biogeography.org. 

2009    *Garcia Inguanti, C., *Gurocak-Orhun, O., *Matthews, F.A., Collins, L.S., and O’Dea, A., Miocene Foraminiferal Biofacies Along the Caribbean Coast of Northwest Panama. Geological Society of America Annual Meeting, Abstracts with Programs, v. 41, no. 7, p. 153. 

2009    *Gurocak-Orhun, O., and Collins, L.S., Paleoenvironments of the Upper Miocene Tuira Formation, Darien, Panama. Geological Society of America Annual Meeting, Abstracts with Programs, v. 41, no. 7, p. 153. 

2008    *Cheng, Jie, and Collins, L.S. Using benthic foraminifera to understand seagrass abundance, salinity and sea level variation in Florida Bay. Abstracts Volume, AAPG 2008 Annual Convention and Exhibition, v. 17, p. 30. Posted at http://www.searchanddiscovery.com/documents/2008/08039annual_abst/index.html.

2008    *Cheng, Jie, and Collins, L.S. Using benthic foraminifera to understand seagrass abundance, salinity and sea level variation in Florida Bay. Geological Society of America Annual Meeting, Abstracts with Programs, v. 40, no. 802-12.

2008    Collins, L.S.  Miocene paleobiogeography of Caribbean vs. Eastern Pacific benthic foraminifera during closure of the Central American Seaway. Abstracts and Program, 18^th Caribbean Geological Conference, March 24-29, 2008, Santo Domingo, Dominican Republic, p. 17.

2008    *Smith, Carly J., and Collins, L.S. Biogeographic comparisons of Neogene benthic foraminifera of Venezuela, Panama and Ecuador. Geological Society of America Annual Meeting, Abstracts with Programs, v. 40, no. 806-10. 

2008    *Smith, Carly J., and Collins, L.S. Paleoenvironmental analysis of the Miocene Urumaco Formation, Falcón state, Venezuela, using benthic foraminifera. Abstracts and Program, 18^th Caribbean Geological Conference, March 24-29, 2008, Santo Domingo, Dominican Republic, p. 68.

2006    Collins, L.S., Aubry, M.-P., Berggren, W.A., and Coates, A.G.  New regional correlation of tropical Neogene sequences of coastal Ecuador and Central America. Geological Society of America Annual Meeting, Abstracts with Programs, v. 38, no. 7, p. 387.

2006    Collins, L.S. Divergence of late Miocene Caribbean and tropical Eastern Pacific shallow-water benthic foraminifera. FORAMS 2006 conference, Sept. 10-16, Natal, Brazil, Anuário do Instituto de Geociências, Federal University of Rio de Janeiro, v. 29-1, p. 530.

2006    Hickey-Vargas, R., Draper, G., Collins, L.S., Anderson, W., Clement, B., Gross, M., Macfarlane, A., Price, R., and Whitman, D. GeoScope: A project to engage undergraduates in the geosciences. Geological Society of America Annual Meeting, Abstracts with Programs, v. 38, no. 7, p. 459.

2006    *Jain, S., and Collins, L.S. Relationship of benthic foraminiferal diversity to paleoproductivity in the Neogene of the Caribbean deep sea. FORAMS 2006 conference, Sept. 10-16, Natal, Brazil, Anuário do Instituto de Geociências, Federal University of Rio de Janeiro, v. 29-1, p. 544.

2006    *Leon-Rodriguez, Lizette, and Collins, L.S. Neotectonic uplift of the Pacific coast of Panama and Costa Rica, based on benthic foraminfera. FORAMS 2006 conference, Sept. 10-16, Natal, Brazil, Anuário do Instituto de Geociências, Federal University of Rio de Janeiro, v. 29-1, p. 343.

2005    *Jain, S., and Collins, L.S.  Paleoproductivity in the Caribbean Sea during closure of the Central American Seaway. Seventeenth Caribbean Geological Conference, San Juan Puerto Rico, July 2005, p. 39.

2005    *Leon-Rodriguez, L., and Collins, L.S. Large paleobathymetric changes indicate rapid Pleistocene tectonic uplift of the Pacific margin of western Panama – eastern Costa Rica.  Geological Society of America Annual Meeting, Abstracts with Programs, v. 37, no. 7, p. 160.

2005    *Londoño, L.A., and Collins, L.S. Shallow marine paleoenvironments and benthic foraminifera at the edge of the early Miocene Central American seaway. Geological Society of America Annual Meeting, Abstracts with Programs, v. 37, no. 7, p. 461.

2004    Collins, L.S., *Schultz, S., and Fourqurean, J. Use of seagrass-associated foraminifera as an indicator of past water quality. Geological Society of America Annual Meeting, Abstracts with Programs, v. 36, no. 5, p. 382.

2004    *Jain, S., and Collins, L.S. Comparison of Caribbean Neogene paleoproductivity and paleobiodiversity. Geological Society of America Annual Meeting, Abstracts with Programs, v. 36, no. 5, p. 400.

2003    Collins, L.S. Micropaleontological evidence for closure of the Central American Seaway. Geological Society of America Annual Meeting, Abstracts with Programs, v. 35(7), p. 85.

2003    *Evans, S.L., W.T. Anderson, J. Fourqurean, R. Jaffe, E. Gaiser, L.S. Collins, S.P. Escorcia and C. Gordon. Carbon and nitrogen stable isotope composition of OM from Florida Bay: Evidence of historic seagrass distribution and paleoproductivity. Program and Abstracts, Joint Conference on the Science and Restoration of the Greater Everglades and Florida Bay Ecosystem, Florida Bay, April 13-18, p. 166.

2002    *Evans, S.L., W.T. Anderson, J.W. Fourqurean, R. Jaffe, E.E. Gaiser, L.S. Collins, and C.W. Holmes. Carbon and nitrogen stable isotope composition of OM from Florida Bay, the initial results of a paleoenvironmental seagrass reconstruction. EOS, Transactions of the American Geophysical Union, v. 83(47), Fall Meeting Supplement, Abstract PP71B-0410.

2002    *Schultz, S.E., L. S. Collins, M.-P. Aubry, and W.A. Berggren.  Divergence of Late Miocene Caribbean and Eastern Pacific tropical benthic foraminiifera: evidence from Ecuador and Caribbean Panama. Geological Society of America Annual Meeting, Abstracts with Programs, v. 34 (6): 315.

2002    Cunningham, K.J., and L. S. Collins. Relation between paleoceanographic circulation into the western paleo-Mediterranean Sea and facies of an upper Miocene carbonate ramp and platform, Melilla Basin, NE Morocco. Geological Society of America Annual Meeting, Abstracts with Programs, v. 34 (6): 16.

2002    Collins, L.S. Latitudinal difference in NW Atlantic foraminiferal biodiversity caused by higher tropical rate of increase in the Neogene.  16^th Caribbean Geological Conference, June 16-21, 2002, Barbados, West Indies, Abstracts: 51.

2001    Buzas, M.B., L.S. Collins, and S.J. Culver. Neogene Increase of Within Habitat Benthic Foraminiferal Species Diversity: Higher Rate in Tropical Compared to Temperate America. Geological Society of America Annual Meeting, Abstracts with Programs, v. 33.

2000    Collins, L.S. The Evolution of Caribbean versus Tropical Eastern Pacific Paleoenvironments of the Isthmus of Panama Coincident with its Miocene Development. Geological Society of America Annual Meeting, Abstracts with Programs, v. 32: A-196.

2000    Coates, A.G., W.A. Berggren, M.-P. Aubry, and L.S. Collins. New evidence for the earliest stages of the rise of the Isthmus of Panama. Geological Society of America Annual Meeting, Abstracts with Programs, v. 32: A-146.

1999    Collins, L.S. Increasing Diversity in Caribbean Benthic Foraminifera over the Last 10 Million Years. Geological Society of America Annual Meeting, Abstracts with Programs, v. 31: A-355.

1999    Hartman, J.H., L.S. Collins and M.-P. Aubry. New Interpretations of the Cannonball Formation (Paleocene): North America's Last Interior Sea. Geological Society of America Annual Meeting, Abstracts with Programs, v. 31: A-105.

1998    Collins, L.S., A.G. Coates, M.-P. Aubry, and W.A. Berggren. The Neogene depositional history of Darien, Panama. Geological Society of America Annual Meeting, Abstracts with Programs, v. 30 (7): A-26.

1998    Collins, L.S.. Biotic indicators of the closure of the Central American seaway. EOS Transactions, American Geophysical Union, v.79 (17), Spring Meeting Supplement: S172.

1997    Mann, P., L. Gahagan, and L.S. Collins. Tectonic development of Late Jurassic-Recent paleoseaways in the Caribbean region. EOS Transactions, American Geophysical Union, v. 78, Spring Meeting Supplement: F55.

1997    Collins, L.S., and K. Kaufmann. Data model for a paleobiotic survey. Geological Society of America Annual Meeting, Abstracts with Programs, v. 29 (6): A-402.

1996    Collins, L.S. When did the Isthmus of Panama emerge? Biogeographic, paleobathymetric and evolutionary evidence from benthic foraminifera. Paleontological Society Special Publication, no. 8, Sixth North American Paleontological Convention, Abstracts of Papers: 78.

1996    Geary, D.H., L.S. Collins, J. Teranes, J. Valley, and K. C Lohmann. Environmental changes in the southern Caribbean associated with closure of the Panamanian isthmus: a comparison of stable isotope data from bivalves and foraminifera. Paleontological Society Special Publication no. 8, Sixth North American Paleontological Convention, Abstracts of Papers: 138.

1995    Collins, L.S., D.H. Geary, and K.C Lohmann. A test of the prediction of decreased Caribbean coastal upwelling caused by emergence of the Isthmus of Panama, using stable isotopes of neritic foraminifera. Geological Society of America Annual Meeting, Abstracts with Programs, v. 27 (6): A156.

1994    Collins, L.S., D.H. Geary, E. Wilson, and K.C Lohmann. Statistical tests of environmental variability in neritic waters of Caribbean Panama, as recorded by stable isotopes of foraminifera. Geological Society of America Annual Meeting, Abstracts with Programs, v. 26 (7): A228.

1994    Collins, L.S. Evolution of Neogene Caribbean benthic foraminifera relative to the closure of the Tropical American Seaway. Forams '94 International Symposium, Univ. Calif. Berkeley. Paleobios v. 16 (2, Supplement): 28.

1993    Collins, L.S., and A.G. Coates. Marine paleobiogeography of Caribbean Panama: last Pacific influences before closure of the Tropical American Seaway. Geological Society of America Annual Meeting, Abstracts with Programs, v. 25 (6): A428-429.

1992    Collins, L.S., and A.G. Coates. Timing and rates of emergence of the northwestern Panama Microplate: Caribbean effects of Cocos Ridge subduction? Geological Society of America Annual Meeting, Abstracts with Programs, v. 24 (7): A64.

1992    Collins, L.S. Timing of environmental change in Caribbean shallow waters relative to the closure of the Tropical American Seaway: evidence from benthic foraminifera. Paleontological Society Special Publication no. 6, Fifth North American Paleontological Convention: 67.

1990    Collins, L.S. Pliocene benthic foraminifera of Caribbean Panama: implications for the closure of the isthmus. Geological Society of America Annual Meeting, Abstracts with Programs, v. 22 (7): A199.

1989    Collins, L.S. The correlation of water temperature with coiling direction in Bulimina aculeata and B. marginata. Geological Society of America Annual Meeting, Abstracts with Programs, v. 21 (6): A46.

1987    Collins, L.S. Gradients in character variation and environment within benthic foraminiferal species. Geological Society of America Annual Meeting, Abstracts with Programs, v. 19 (7): 624.

1986    Collins, L.S., C. Johnson, and E.G. Kauffman. Rudist biofacies across the El Abra Platform (Albian-Cenomanian), Northeastern Mexico. 11th Caribbean Geological Conference.

1985    Collins, L.S. Evolutionary rates of an adaptive radiation: the Paleogene planktic foraminifera. Geological Society of America Annual Meeting, Abstracts with Programs, v. 17 (7): 550.