Anstey, R.L., Rabbio, S.F., and Tuckey, M.E. 1987. Bryozoan bathymetric gradients within a Late Ordovician epeiric sea. Paleoceanography, 2:165-176.

Barbour, S.L. 2001. Multi-scale analysis of spatial faunal variability and microstratigraphy in the Fairview Formation (Upper Ordovician), Northern Kentucky, p. 117-122. In Algeo, T.J. and Brett, C.E. (eds.), Sequence, Cycle, and Event Stratigraphy of Upper Ordovician and Silurian Strata of the Cincinnati Arch Region. Kentucky Geological Survey, Field Trip Guidebook, 1 (Series 12).

Brandt-Velbel, D. 1985. Ichnologic, taphonomic, nd sedimentologic clues to the deposition of Cincinnatian shales (Upper Ordovician), Ohio, USA, p. 299-307. In Curran, H.A. (ed.), Biogenic Structures: Their Use in Interpreting Depositional Environments. SEPM Special Publication 35.

Brett, C.E. and Algeo, T.J. 2001. Sequence Stratigraphy of Upper Ordovician and Lower Silurian Strata of the Cincinnati Arch Region, p. 34-46. In Algeo, T.J. and Brett, C.E. (eds.), Sequence, cycle, & event stratigraphy of upper Ordovician & Silurian strata of the Cincinnati Arch region. Kentucky Geological Survey, Field Trip Guidebook, Series 12, Guidebook 1.

Brown, J.H. 1984. On the relationship between abundance and distribution of species. The American Naturalist, 124:255-279.

Curry, G.B. and Endo, K. 1991. Migration of brachiopod species in the North Atlantic in response to Holocene climatic change. Geology, 19:1101-1103.

Dattilo, B.F. 2004. A new angle on strophomenid paleoecology: trace-fossil evidence of an escape response for the plectambonitoid brachiopod Sowerbyella rugosa from a tempestite in the Upper Ordovician Kope Formation (Edenian) of Northern Kentucky. Palaios, 19: 332-348.

Davis, M.A. 2003. Biotic globalization: does competition from introduced species threaten biodiversity? Bioscience, 53:481-489.

Davis, M.A. 2009. Invasion Biology. Oxford University Press, Oxford.

Davis, R.A. 1998. Cincinnati Fossils: An Elementary Guide to the Ordovician Rocks and Fossils of the Cincinnati, Ohio Region. Cincinnati Museum of Natural History, Cincinnati, Ohio.

Davis, R.A. and Cuffey, R.J. 1998. Sampling the Layer Cake That Isn't: The Stratigraphy and Paleontology of the Type-Cincinnatian. Ohio Division of Geological Survey, Guidebook, 13:1-194.

Duncan, R.P., Blackburn, T.M., and Sol, D. 2003. The ecology of bird introductions. Annual Review of Ecology and Systematics, 34:71-98.

Elias, R.J. 1983. Middle and Late Ordovician solitary rugose corals of the Cincinnati Arch region. United States Geological Survey Professional Paper, 1066-N:N1-N13, 2 pls.

Environmental Systems Research Institute, Inc. (ESRI) 2008. ArcGIS 9.3. Redlands, California.

Feldmann, R.M. 1996. Fossils of Ohio. Ohio Division of Geological Survey Bulletin, 70:1-577.

Fernández, M.H. and Vrba, E.S. 2005. Body size, biomic specialization and range size of large African mammals. Journal of Biogeography, 32:1243-1256.

Finnegan, S. and Droser, M.L. 2008. Reworking diversity: effects of storm deposition on evenness and sampled richness, Ordovician of the basin and range, Utah and Nevada, USA. Palaios, 23:87-96.

Foerste, A.F. 1917. Notes on Richmond and related fossils. Journal of the Cincinnati Society of Natural History, 22:42-55.

Foote, M., Crampton, J. S., Beu, A.G., and Cooper, R.A. 2008. On the bidirectional relationship between geographic range and taxonomic duration. Paleobiology, 34:421-433.

Frey, R.C. 1987. The occurrence of pelecypods in early Paleozoic epeiric sea environments, Late Ordovician of Cincinnati, Ohio area. Palaios, 2:3-23.

Fritts, T.H. and Rodda, G.H. 1998. The role of introduced species in the degradation of an island ecosystem: a case history of Guam. Annual Review of Ecology and Systematics, 29:113-140.

Gaston, K.J. and Spicer, J.I. 2001. The relationship between range size and niche breadth: a test using five species of Gammarus (Amphipoda). Global Ecology and Biogeography, 10:179-188.

Hay, H.B. 2001. Paleogeography and paleoenvironments, Fairview through Whitewater Formations (Upper Ordovician, southeastern Indiana and southwestern Ohio), p. 120-134. In Algeo, T.J. and Brett, C.E. (eds.), Sequence, Cycle, and Event Stratigraphy of Upper Ordovician and Silurian Strata of the Cincinnati Arch Region. Kentucky Geological Survey, Field Trip Guidebook, 1 (Series 12).

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

Holland, S.M. 1993. Sequence stratigraphy of a carbonate-clastic ramp: the Cincinnatian Series (Upper Ordovician) in its type area. Geological Society of America Bulletin, 105:306-322.

Holland, S.M. 1997. Using time/environment analysis to recognize faunal events in the Upper Ordovician of the Cincinnati Arch, p. 309-334. In Brett, C.E. and Baird, G.C. (eds.), Paleontological Events: Stratigraphic, Ecological, and Evolutionary Implications. Columbia University Press, New York.

Holland, S.M. 2001. Sequence stratigraphy of the Cincinnatian Series (Upper Ordovician, Cincinnati, Ohio Region), p. 135-151. In Algeo, T.J. and Brett, C.E. (eds.), Sequence, Cycle, and Event Stratigraphy of Upper Ordovician and Silurian Strata of the Cincinnati Arch Region. Kentucky Geological Survey, Field Trip Guidebook, 1 (Series 12).

Holland, S.M. 2005. The signatures of patches and gradients in ecological ordinations. Palaios, 20:573-580.

Holland, S.M. 2008. The type Cincinnatian: An overview, p. 174-184. In McLaughlin, P.I. Brett, C.E., Holland, S.M. and Storrs, G.W. (eds.), Stratigraphic Renaissance in the Cincinnati Arch: Implications for Upper Ordovician Paleontology and Paleoecology. Cincinnati Museum Center Scientific Contributions 2, Cincinnati, Ohio.

Holland, S.M. and Patzkowsky, M.E. 1996. Sequence stratigraphy and long-term paleoceanographic change in the Middle to Upper Ordovician of the eastern United States, p. 117-130. In Witzke, B., Day, J. and Ludvigson, G.A. (eds.), Paleozoic Sequence Stratigraphy: Views from the North American Craton. Geological Society of America, Special Paper, 306. Boulder, Colorado.

Holland, S.M. and Patzkowsky, M.E. 2007. Gradient ecology of a biotic invasion: Biofacies of the type Cincinnatian Series (Upper Ordovician), Cincinnati, Ohio Region, USA. Palaios, 22:392-407.

Holland, S.M. and Patzkowsky, M.E. 2009. The stratigraphic distribution of fossils in a tropical carbonate sucession: Ordovician Bighorn Dolomite. Palaios, 24:303-317.

Holland, S.M., Miller, A.I., Meyer, D.L., and Datillo, B.F. 2001. The detection and importance of subtle biofacies within a single lithofacies: The Upper Ordovician Kope Formation of the Cincinnati, Ohio region. Palaios, 16:205-217.

Hutchinson, G.E. 1957. Concluding remarks. Cold Spring Harbor Symposium on Quaternary Biology, 22:415-427.

Jackson, J.B.C. 1974. Biogeographic consequences of eurytopy and stenotyopy among marine bivalves and their evolutionary significance. The American Naturalist, 108:541-560.

Jackson, J.B.C., Winston, J.E., and Coastes, A.G. 1985. Niche breadth, geographic range, and extinction of Caribbean reef-associated cheilostome Bryozoa and Scleractinia. Proceedings of the Fifth International Coral Reef Congress, Tahiti, 4:151-168.

Jennette, D.C. and Pryor, W.A. 1993. Cyclic alternation of proximal storm facies: Kope and Fairview formations (Upper Ordovician), Ohio and Kentucky. Journal of Sedimentary Petrology, 63:183-203.

Jin, J. and Zhan,R.-B. 2001. Late Ordovician articulate brachiopods from the Red River and Stony Mountain Formations, Southern Manitoba. NRC Research Press, Ottawa, Ontario, Canada.

Kidwell, S.M. and Flessa, K.W. 1996. The quality of the fossil record: populations, species, and communities. Annual Review of Earth and Planetary Science, 24:433-464.

Leighton, L.R. 1998. Constraining functional hypotheses; controls on the morphology of the concavo-convex brachiopod Rafinesquina. Lethaia, 31:293-307.

Liow, L.H. and Stenseth, N.C. 2007. The rise and fall of species: implications for macroevolutionary and macroecological studies. Proceedings of the Royal Society of London, B, 274:2745-2752.

Lockwood, J.L., Cassey, P., and Blackburn, T.M. 2005. The role of propagule pressure in explaining species invasions. Trends in Ecology and Evolution, 20:223-228.

Lockwood, J., Hoopes, M., and Marchetti, M. 2007. Invasion Ecology. Blackwell Publishing, Singapore.

Lomolino, M.V., Riddle, B.R., and Brown, J.H. 2006. Biogeography, third edition. Sinauer Publishers, Sunderland, Massachusetts.

MacArthur, R.H. 1972. Geographical Ecology: Patterns in the distribution of species. Harper and Row, New York.

Mayr, E. 1963. Animal Species and Evolution. Belknap, Cambridge.

Meyer, D.L. 1990. Population paleoecology and comparative taphonomy of two edrioasteroid (Echinodermata) pavements: Upper Ordovician of Kentucky and Ohio. Historical Biology, 4,155-178.

Meyer, D.L. and Davis, R.A. 2009. A Sea Without Fish: Life in the Ordovician Sea of the Cincinnati Region. Indiana University Press, Bloomington, 346 p.

Miller, A.I., Holland, S.M., Meyer, D.L., and Datillo, B.F. 2001. The use of faunal gradient analysis for intraregional correlation and assessment of changes in sea-floor topography in the Type Cincinnatian. Journal of Geology, 109:603-13.

Minitab Inc. 2007. Minitab Release 15. State College, Pennsylvania.

Novak-Gottshall , P.E. and Miller, A.I. 2003. Comparative taxonomic richness and abundance of Late Ordovician gastropods and bilvales in mollusc-rich strata of the Cincinnati Arch. Palaios, 18:559-571.

Patzkowsky, M.E. and Holland, S.M. 1996. Extinction, invasion, and sequence stratigraphy; Patterns of faunal change in the Middle and Upper Ordovician of the Eastern United States, p. 131-142. In Witzke, B., Day, J., and Ludvigson, G.A. (eds.), Paleozoic Sequence Stratigraphy: Views from the North American Craton. Geological Society of America, Special Paper, 306. Boulder, Colorado.

Patzkowsky, M.E. and Holland, S.M. 2007. Diversity partitioning of a Late Ordovician biotic invasion: Controls on diversity in regional ecosystems. Paleobiology, 33:295-309.

Peck, L.S. and Robinson, K. 1994. Pelagic larval development in the brooding Antarctic brachiopod Liothyrella uva. Marine Biology, 120:279-286.

Reise, K., Olenin, S., and Thieltges, D.W. 2006. Are aliens threatening aquatic coastal ecosystems? Helgoland Marine Research, 60:77-83.

Rode, A.L. and 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, 211:345-359.

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

Rudwick, M.J.S. 1970. Fossil and Living Brachiopods. Hutchinson, London.

Scotese, C.R. and McKerrow, W.S. 1991. Ordovician plate reconstructions, p. 271-282. In Barnes, C.R. and Williams, S.H. (eds.), Advances in Ordovician geology. Canadian Geological Survey, Paper 90-9.

Stanley, S.M. 1979. Macroevolution: Pattern and Process. W.H. Freeman & Co., San Francisco.

Stigall, A.L. 2006. Getting Started with GIS for Paleobiogeographic Reconstruction: Using Excel, PaleoGIS, Point Tracker, ArcView 3.x, and ArcGIS 9.x. Electronic book,

Stigall, A.L. 2008. Tracking species in space and time: Assessing the relationships between paleobiogeography, paleoecology, and macroevolution, p. 227-242. In Kelly, P.H. and Bambach, R.K. (eds.), From Evolution to Geobiology: Research Questions Driving Paleontology at the Start of a New Century. The Paleontological Society Papers, volume 14.

Stigall, A.L. 2010. Integrating GIS and phylogenetic biogeography to assess species-level biogeographic patterns: A case study of Late Devonian faunal dynamics. In Upchurch, P., McGowan, A., and Slater, C. (eds.), Palaeogeography and Palaeobiogeography: Biodiversity in Space and Time. CRC Press, Publication date: September 2010.

Stigall Rode, A.L. 2005. The application of Geographic Information Systems to paleobiogeography: Implications for the study of invasions and mass extinctions, p. 77-88. In Lieberman, B.S. and Stigall Rode, A.L. (eds.), Paleobiogeography: Generating New Insights into the Coevolution of the Earth and Its Biota. The Paleontological Society Papers, volume 11.

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

Thompson, K., Gaston, K.J., and Band, S.R., 1999. Range size, dispersal and niche breadth in the herbaceous flora of central England. Journal of Ecology, 87:150-155.

Tyler, C.L. and Leighton, L.R. 2007. A morphometric approach to analyzing competition and invasion dynamics in Ordovician brachiopods. Geological Society of America Abstracts with Programs, 39(6):531.

Vermeij, G.J. 2005. Invasion as expectation: a historical fact of life, pp. 315-339. In Sax, D.F., Stachowicz, J.J., and Gaines, S.D. (eds.), Species Invasions: Insights into Ecology, Evolution, and Biogeography. Sinauer Associates, Inc., Sunderland, Massachusetts.

Vrba, E.S. and DeGusta, D. 2004. Do species populations really start small? New perspectives from the Late Neogene fossil record of African animals. Proceedings of the Royal Society of London, B, 359:285-293.

Walker, L.G. 1982. The brachiopod genera Hebertella, Dalmanella, and Heterorthina from the Ordovician of Kentucky. United States Geological Survey Professional Paper, 1066-M:M1-M17, 5 pls.

Webb, T.J. and Gaston, K.J. 2000. Geographic range size and evolutionary age in birds. Proceedings of the Royal Society of London, B, 267:1843-1850.

Webber, A.J. and Hunda, B.R. 2007. Quantitatively comparing morphological trends to environment in the fossil record (Cincinnatian Series, Upper Ordovician). Evolution, 61:1455-1465.

Williams, Y.M., Williams, S.E., Alford, R.A., Waycott, M., and Johnson, C.N. 2006. Niche breadth and geographical range: ecological compensation for geographical rarity in rainforest frogs. Biology Letters, 2:532-535.

Zuykov, M.A. and Harper, D.A.T. 2007. Platystrophia (Orthida) and new related Ordovician and Early Silurian brachiopod genera. Estonian Journal of Earth Sciences, 56:11-34.