Malte Ebach's Publications

An up-to-date list:



116. Ebach MC, ed (2017) Handbook on Australasian Biogeography. CRC Press, Baton Rogue, Florida.

115. Ebach MC (2017) Reinvention of Australasian Biogeography: Reform, Revolt, Rebellion. CSIRO Publishing, Clayton.

114. Ebach MC (2015) Origins of Biogeography. Springer, New York.

Biogeography in a Changing World113. Wilkins JS, Ebach MC (2014) The Nature of Classification: Relationships and Kinds in the Natural Sciences. Palgrave Macmillan.

112. Parenti LR, Ebach MC (2009) Comparative Biogeography: Discovering and Classifying Biogeographical Patterns of a Dynamic Earth. Universi
ty of California Press, Berkeley.[Winner of the Smithsonian’s Secretary Prize, 2010]

111. Williams DM, Ebach MC (2008) Foundations of Systematics and Biogeography. Springer, New York.

110. Ebach MC, Tangney R (2006) Biogeography in a Changing World. CRC Press, Boca Raton, Florida.

Book Chapters

109. Cassis G, Ebach MC, Laffan, SW (2017) Biodiversity and Bioregionalisation Perspectives on the Historical Biogeography of Australia. Handbook on Australasian Biogeography. CRC Press, Baton Rogue, Florida, pp. 1-16.

108. Ebach MC, Williams DM, (2016) Dispersalism and Neodispersalism. In DM Williams, QD Wheeler, M Schmidt (eds.) The Future of Phylogenetic Systematics The Legacy of Willi Hennig. Cambridge University Press, Cambridge, pp. 286-329.

107. Williams DM, Ebach MC (2014) Patterson’s Curse, Molecular Homology, and the Data Matrix. In A. Hamilton (ed.) The Evolution of Phylogenetic Systematics. University of California Press, pp. 151-188.

106. Cecca F, Morrone JJ, Ebach MC (2011). Biogeographical convergence and time-slicing in cladistic biogeography: Concepts and methods. In P. Upchurch; A. McGowan & C. Slater (eds.), Palaeogeography and Palaeobiogeography: Biodiversity in Space and Time. Taylor & Francis (CRC Press), Boca Raton, Florida, pp. 1-12.

105. Parenti LR, Ebach MC (2010) Wallacea Deconstructed. In DM Williams, S Knapp (eds.), Beyond Cladistics: The Branching of a Paradigm. University of California Press, Berkeley, pp. 303-318.

104. Williams DM, Ebach MC, Wheeler QD (2010) Beyond belief: the steady resurrection of phenetics. In DM Williams, S Knapp (eds.), Beyond Cladistics: The Branching of a Paradigm. University of California Press, Berkeley, pp. 169-197.

103. Ebach MC (2009) Goethe to Linneaus. In (eds. Wheeler, Q.D. & Knapp, S.) Letters to Linnaeus. Linnean Society, London, pp. 81-83.

102. Humphries CJ, Ebach MC (2004) Biogeography on a Dynamic Earth, In M Lomolino, J Brown (eds.) Frontiers of Biogeography: New Directions in the Geography of Nature, Sinauer Press, Sinauer Press, pp. 67-86.

101. Ebach MC, Edgecombe GD (2001) Cladistic biogeography: component-based methods and paleontological application. In JM Adrain, GD Edgecombe, BS Lieberman (eds.), Fossils, Phylogeny and Form: An Analytical Approach. Plenum, New York, pp. 235-289.

IN PRESS 2017 2016201520142013201220112010200920082007 - 1999


100. Williams DM, Ebach MC (in press) What is Intuitive Taxonomic Practise? Systematic Biology. Accepted February 21, 2016. Accepted October 20, 2016.

99. Ebach MC, Michael MS (in press) From Correlation to Causation: What Do We Need in the Historical Sciences? Acta Biotheoretica. Accepted October 12, 2016.


98. Dowding EM, Ebach MC (2017) Zealandia is not a continent. Nature 543: 179.


97. Ebach MC (2016) A chemist's legacy. Nature Chemistry 8, 817-818.

96. Ebach MC, Michael MS, Shaw WS, Goff J, Murphy DJ, Matthews S (2016) Big Data and the Historical Sciences: A Critique. Geoforum 64, 241 - 262.

95. Dowding EM, Ebach MC (2016) The Early Devonian Palaeobiogeography of Eastern Australasia. Palaeogeography, Palaeoclimatology, Palaeoecology.


94. Ebach MC (2015) The multidisciplinary nature of biogeography. Australian Systematic Botany 28: 79-80.

93. González-Orozco CE, Ebach MC, Varona R (2015) Francisco José de Caldas and the early development of plant geography. Journal of Biogeography 42: 2023-2030. 92.

92. Ebach MC, Parenti LR (2015) The Dichotomy of the Modern Bioregionalisation Revival. Journal of Biogeography 42: 1801-1808.

91. Miltenyi GPL, Ebach MC, Triantafilis J (2015) Assessing the Australian Soil Classification using cladistic analysis. Soil Research 53: 722-785.

90. Ebach MC, Murphy DJ, González-Orozco CE, Miller JT (2015) A revised area taxonomy of phytogeographical regions within the Australian Bioregionalisation Atlas. Phytotaxa 208: 261-277.

89. Vanderlaan TA, Ebach MC (2015) A review of the Carboniferous and Permian trilobites of Australia. Zootaxa 3926: 1-56.


88. Di Virgilio G, Laffan SW, Ebach MC, Chapple DG (2014) Spatial variation in the climatic predictors of species compositional turnover and endemism. Ecology and Evolution, 16: 3264-3278.

87. González-Orozco CE, Ebach MC, Laffan SW, Thornhill AH, Knerr NJ, Schmidt-Lebuhn AN, Cargill CC, Clements M, Nagalingum NS, Mishler BD, Miller JT (2014). Quantifying Phytogeographical Regions of Australia using Geospatial Turnover in Species Composition. PLoS One, e92558.

86. Vanderlaan TA, Ebach MC (2014) Systematic biostratigraphy: a solution to problematic classification systems in biostratigraphy. Palaeoworld. 23: 105-111.

85. Carvalho MR, Ebach MC, Williams DM, Nihei SS, Rodrigues MT, Grant T, Silveira LF, Zaher H, Gill AC, Schelly RC, Sparks JS, Bockmann FA, Séret B, Ho H-C, Grande L, Rieppel O, Dubois A, Ohler A, Faivovich J, Assis LCS, Wheeler QD, Goldstein PZ, de Almeida EAB, Valdecasas AG, Nelson G (2014) Does counting species count as taxonomy? On misrepresenting systematics, yet again. Cladistics, 30: 322-329.

84. Ebach MC (2014) Tewkesbury Walks: An Exploration of Biogeography and Evolution. Systematic Biology, 63: 453-455 [Download]


82. Vanderlaan, T.A., Ebach, M.C., Williams, D.M. and Wilkins, J.S. (2013). Defining and redefining monophyly: Haeckel, Hennig, Ashlock, Nelson and the proliferation of definitions. Australian Systematic Botany, 26: 347-355.

81. Ebach, M.C., di Virgilio & Laffan, S. (2013). Temporal Geobiotic Mapping: A Theoretical Approach to Visualising Biotic Areas in Cross section. Revista Brasileira de Entomologia, 57: 241-247 [Download].

80. Parenti, L.R. & Ebach, M.C. (2013). The explanatory power of biogeographical patterns: a reply to de Bruyn et al. Journal of biogeography, 40: 2206-2208 [Download].

79. Rieppel, O., Williams, D.M. & Ebach, M.C. (2013). Adolf Naef (1883-1949): On Foundational Concepts and Principles of Systematic Morphology. Journal of the History of Biology, 46: 445-510.

78. Parenti, L.R. & Ebach, M.C. (2013). Evidence and hypothesis in biogeography. Journal of biogeography, 40, 813–820 [Download].

77. Ebach, M.C., Williams, D.M. &  Vanderlaan, T.A. (2013). Implementation as Theory, Hierarchy as Transformation, Homology as Synapomorphy. Zootaxa, 3641: 587 [Download].

76. Williams, D.M. & Ebach, M.C. (2013). E quindi uscimmo a riveder le stelle. Cladistics, 29: 227.

75. di Virgilio, Laffan, S. & Ebach, M.C. (2013). Quantifying high resolution transitional breaks in plant and mammal distributions at regional extent and their association with climate, topography and geology. PLoS One, 8:e59227 [Download].

74. Ebach, M.C. (2013). Bioregionalisation Revival. Zootaxa, 3635: 269 [Download].

73. Ebach, M.C., Gill, A.C., Kwan, A., Ahyong S.T., Murphy, D.J. & Cassis, G. (2013). Towards an Australian Bioregionalisation Atlas: A Provisional Area Taxonomy of Australia’s Biogeographical Regions. Zootaxa, 3619: 315-342 [Download].


72. di Virgilio, Laffan, S., Ebach, M.C. (2012). Fine scale quantification of floral and faunal breaks and their geographic correlates, with an example from south-eastern Australia. Journal of Biogeography, 39: 1862–1876.

71. Ebach, M.C. (2012). Plant Geography of Chile. Systematic Biology, 61: 895-896.

70. Ebach, M.C. (2012). A History of Biogeographical Regionalisation in Australia. Zootaxa, 3392: 1-34 [in the 10 most-accessed papers in Zootaxa for July 2012 Download].

69. Williams D.M. & Ebach, M.C. (2012)."Phenetics" and its application. Cladistics, 28: 229-230.

68. Williams D.M. & Ebach, M.C. (2012). Confusing homologs as homologies: a reply to "On homology". Cladistics, 28: 223-224.


67. Ebach, M.C. & Williams D.M. (2011). A Devil's Glossary for Biological Systematics. History and Philosophy of the Life Sciences, 33: 251-258.

66. Ebach, M.C., Valdecasas, A.G. and Wheeler, Q.D. (2011). Impediments to Taxonomy and Users of Taxonomy: Accessibility and Impact Evaluation. Cladistics, 27: 550–557.

65. Ebach, M.C., de Carvalho M.R. & Williams D.M. (2011). Opening Pandora’s Molecular Box. Zootaxa, 2946: 60–64 [Download].

64. Ebach, M.C., de Carvalho M.R. & Nihei, S.S. (2011). Saving Our Science from Ourselves: The Plight of Biological Classification. Revista Brasileira de Entomologia, 55: 149–153.

63. Ebach, M.C. (2011). Taxonomy and the DNA Barcoding Enterprise. Zootaxa, 2742: 67–68 [Download].

62. Ebach, M.C. (2011). Biogeógrafos del mundo... ¡uníos!: un camino hacia la unificación. Revista de Geografía Norte Grande, 48: 5-10.


61. Williams D.M. & Ebach, M.C. (2010). Molecular Systematics and the Blender of Optimization: Is There a Crisis in Systematics? Systematics and Biodiversity, 4:481-484.

60. Ebach, M.C. (2010). Paleobiological Revolution: Essays on the Growth of Modern Paleontology. Systematic Biology, 59:753-755.

59. Ebach, M.C. & Williams D.M. (2010). Aphyly: A Systematic Designation for a Taxonomic Problem. Evolutionary Biology, 37:123-127.

58. Ebach, M.C. & Williams D.M. (2010). Systematics and Biogeography: Cladistics and Vicariance. Systematic Biology, 59:612-614.

57. Ebach, M.C. (2010). A new book on biogeography. Cladistics, 26:560-562.

56. Ebach, M.C. & de Carvalho M.R. (2010). Anti-intellectualism and the DNA Barcoding Enterprise. Zoologia 27:165-178 [Download].


55. de Carvalho M.R. & Ebach, M.C. (2009). Dearth of the specialist, rise of the machinist. History and Philosophy of the Life Sciences, 31:467-470.

54. Parenti, L.R., Viloria, Á.L., Ebach, M.C. & Morrone, J.J. (2009). On the International Code of Area Nomenclature (ICAN): a Reply. Journal of Biogeography, 36:1619-1621.

53. Williams D.M. & Ebach, M.C. (2009). What, exactly, is cladistics? Re-writing the history of systematics and biogeography. Acta Biotheoretica, 57:249–268.

52. Ebach, M.C. & Williams, D.M. (2009). How objective is a definition in the subspecies debate? Nature 457:785.

51. McNamara, K.J., Feist, R. & Ebach, M.C. (2009). Patterns of evolution and extinction in the last harpetid trilobites during the Late Devonian (Frasnian). Palaeontology, 52:11-33.

50. Ebach, M.C. (2009). Phylogeny. In: Brix J.H. (ed.) Encyclopedia of Time. Sage Publications Inc., Thousand Oaks, CA.

49. Ebach, M.C. & Wheeler, Q.D. (2009). Cybertaxonomy. In: Brix J.H. (ed.) Encyclopedia of Time. Sage Publications Inc., Thousand Oaks, CA, pp. 252-260.


48. Ebach, M.C., Williams, D.M., & Gill, A.C. (2008). O Cladistics, Where Art Thou? Cladistics, 24: 851–852.

47. Ebach, M.C., Gill, A.C. & Williams, D.M. (2008). Reply: A Future for Astrobiogeography. Astrophysics and Space Science, 317: 147.

46. Ebach, M.C., Gill, A.C. & Williams, D.M. (2008). The Pitfalls of Astrobiogeography. Astrophysics and Space Science, 317: 143-144.

45. Williams D.M. & Ebach, M.C. (2008). Evolutionary theory: don't skimp on teaching its history. Nature 453: 719.

44. Ebach, M.C., Morrone, J.J. Parenti, L.R. & Viloria Á.L. (2008). International Code of Area Nomenclature. Journal of Biogeography, 35: 1153–1157.

43. Ebach, M.C., Morrone, J.J. & Williams, D.M. (2008). A new cladistics of cladists. Biology and Philosophy, 23: 153-156.


42. Ebach, M.C. & Williams, D.M. (2007). An Outline of the Foundations of Systematics and Biogeography. History and Philosophy of the Life Sciences, 29: 83-92.

41. de Carvalho M.R. et al. (2007). Taxonomic Impediment or Impediment to Taxonomy? A Commentary on Systematics and the Cybertaxonomic-Automation Paradigm. Evolutionary Biology, 34: 140-143.

40. McCarthy, D., Ebach, M.C., Morrone, J.J. & Parenti L.R. (2007). An alternative Gondwana: Biota links South America, New Zealand and Australia. Biogeografia, 2: 2-12.

39. Williams, D.M. & Ebach, M.C. (2007). Heterology: Shadows of a shade. Cladistics, 23: 64–83.

38. Ebach, M.C. (2007). Book Review. Biological Journal of Linnean Society, 90: 571-572.

37. Escalante, T., Rodríguez, G., Cao, N. Ebach, M.C. & Morrone, J.J. (2007). Cladistic biogeographic analysis suggests a Caribbean diversification prior to the Great American Biotic Interchange and the Mexican Transition Zone. Naturwissenschaften, 94: 561-565.


36. Ebach, M.C., Williams, D.M. & Morrone, J.J. (2006). Paraphyly is bad taxonomy. Taxon, 55: 831-832.

35. Ebach, M.C., Morrone, J.J. & Williams, D.M. (2006). Getting rid of origins. Rivista di Biologia, 99: 360-365.

34. Ebach, M.C. & Williams, D.M. (2006). Zangerl and the Zeitgeist. History and Philosophy of the Life Sciences, 28: 67-70.

33. Williams, D.M. & Ebach, M.C. (2006). The data matrix. Geodiversitas, 28: 409-420.

32. Ebach, M.C. & Goujet, D. (2006). The first Biogeographical Map. Journal of Biogeography, 33: 761-769.

31. Holdrege, C. & Ebach, M.C. (2006). What about taxa? BioScience, 56: 93.


30. Ebach, M.C. & Holdrege, C. (2005). DNA Barcoding is no substitute for taxonomy. Nature, 434: 697.

29. Ebach, M.C. & Holdrege, C. (2005). More taxonomy, not DNA Barcoding. BioScience, 55: 822-823.

28. Ebach, M.C. & Morrone, J.J. (2005). Forum on Historical Biogeography: What is Cladistic Biogeography? Journal of Biogeography, 32: 2179-2183.

27. Ebach, M.C., Newman, R.A, Humphries C.J., Williams, D.M. & Walsh, S.A. (2005). Assumption 2: Opaque to Intuition? Journal of Biogeography, 32: 781- 787.

26. Williams, D.M., Ebach, M.C. & Wheeler, Q.D. (2005). 150 reasons for Paraphyly: a response. Taxon, 54: 858.

25. Williams, D.M. & Ebach, M.C. (2005). Drowning by Numbers: Re-reading Nelson’s Nullius in Verba. Botanical Review, 71: 415-447.

24. Ebach, M.C. & Williams, D.M. (2005). Molecular Systematics is not Genetics. Rivista di Biologia, 98: 377-380.

23. Ebach, M.C. (2005). Anschauung. Janus Head, 8: 271-272.

22. Ebach, M.C. (2005). Anschauung and the Archetype: the role of Goethe’s Delicate Empiricism in Comparative Biology. Janus Head, 8: 254-270 [Download].

2004 Journal of Biogeography

21. Williams, D.M. & Ebach, M.C. (2004). The Reform of Palaeontology and the Rise of Biogeography – 25 Years after ‘Ontogeny, Phylogeny, Paleontology and the Biogenetic law’ (Nelson, 1978). Journal of Biogeography, 31:685-712.

20. Ebach, M.C. & Williams, D.M. (2004). Congruence and Language. Taxon, 53:113-118.

19. Ebach, M.C. & Williams, D.M. (2004). Classification. Taxon, 53: 791-794.

18. Ebach, M.C. (2004). Forum on Biogeography: Introduction. Taxon, 53: 889-891.


17. Ebach, M.C. & Humphries C.J. (2003). Comment in response to Professor Dobson’s letter. Journal of Biogeography, 30:473.

16. Ebach, M.C. & Humphries C.J. (2003). Ontology of biogeography. Journal of Biogeography, 30:959-962.

15. Ebach, M.C., Humphries C.J. & Williams, D.M. (2003). Phylogenetic biogeography deconstructed. Journal of Biogeography, 30:1285-1296.

14. Nelson, G., Williams, D.M & Ebach M.C. (2003). A Question of Conflict: Three Items and Standard Parsimony Compared. Systematics and Biodiversity, 1:145-149.

13. Ebach, M.C. (2003). Biogeography, a dirty word? Biologist, 50:48.

12. Ebach, M.C. (2003). Tectonic Extinction. Australasian Science, 24:33-36.

11. Ebach, M.C. (2003). Area Cladistics. Biologist, 50:169-172.


10. Ebach, M.C. & Humphries C.J. (2002). Cladistic biogeography and the art of discovery. Journal of Biogeography, 29:427-444.

9. Ebach, M.C. (2002). Lower Devonian trilobites from Cobar, NSW. Records of the Western Australian Museum, 20:353-378.

8. Ebach, M.C. & McNamara, K.J. (2002). A systematic revision of the family Harpetidae (Trilobita). Records of the Western Australian Museum, 21:235-267.


7. Ebach, M.C. & S.T. Ahyong (2001). Phylogeny of the Trilobite Subgenus Acanthopyge (Lobopyge) Cladistics, 17:1-10.

6. Ebach, M.C. (2001). Extrapolating cladistic biogeography: A brief response to van Veller et al. (1999). Cladistics, 17:383-388.


5. Wroe, S., Ebach, M.C., Ahyong, S.T., de Muizon, C. & Muirhead, J. (2000). Phylogeny of Dasyuromorphia: a cladistic analysis using cranial and dental data. Journal of Mammalogy, 81:1008-1024.

4. Ebach, M.C. (2000). Book Review: Biological Journal of Linnaean Society, 71:829-830.


3. Ebach, M.C. (1999). Paralogy and the centre of origin concept. Cladistics, 15:387-391.

2. Ebach, M.C. & Edgecombe, G.D. (1999). The Devonian trilobite Cordania from Australia. Journal of Palaeontology, 73:431-436.

1. Ahyong, S.T. & Ebach, M.C. (1999). First occurrence of a subfossil stomatopod crustacean from Australia. Alcheringa, 25:56-59.


Keynote & Invited Conference Presentations

Ebach, M.C. (2015). Poorly defined areas = poor biogeographical hypotheses: A method for discovering natural areas. The Crustacean Society and International Association of Astacology, 2015 Mid-year meeting, Australian Museum, Sydney, Australia. Program and Abstract Handbook, p. 27  [Conference Organising Committeee Member].

Ebach, M.C.
& Michael, M. (2014). Rocks, Bone and Ruin: Evidence and Confirmation in Historical Science, University of Sydney, 8-9 May 2014.

Ebach, M.C. & Kwan, A. (2013). New directions in Austral biogeography: First Austral Biogeography Workshop, Sydney, Australia, 11‐13 December 2012. Frontiers in Biogeography 5.2: 92-93 [Workshop Organiser].

Ebach, M.C. (2012). Bio[phylo]geo[eco]graphy: The multidisciplinary nature of plant and animal geography. XXIV International Congress of Entomology, Program, pp. 41 [Keynote].

Ebach, M.C. (2012). A History of Australian Bioregionalisation. XXIV International Congress of Entomology, Program, pp. 41.

Ebach, M.C. (2012). DNA Barcoding is not Taxonomy and Identification is not Species Discovery. 61st conference of the New Zealand Entomological Society, Whangarei, New Zealand, Conference abstracts, p. 19 [Keynote].

Ebach, M.C., Gill, A.C. & Williams, D.M. (2008). Monophyly, homology and taxa. Systematics and Biodiversity: Concepts and Prospects, Arizona State University, Tempe, Arizona, U.S.A.

Ebach, M.C. (2007) How to make (Palaeo)biogeography “Big Science“. First International Palaeobiogeography Symposium, University of Paris 6, France.

Ebach, M.C. & Parenti, P.R. (2007) How to make Biogeography “Big Science“. IV Colombian Botanical Conference, Medellín, Colombia. Actualidades Biológicas 29 (supl. 1): 18 [Keynote].

Ebach, M.C. (2006). The systematics of biogeography. Palaeogeography and Palaeobiogeography: Biodiversity in Space and Time. University of Cambridge. Programme Abstracts pp. 7-8.

Humphries C.J. & Ebach, M.C. (2003). Biogeography on a Dynamic Earth. Abstracts of the 22nd Annual Meeting of the Willi Hennig Society. Cladistics 20: 74.

Ebach, M.C. (2001). Area cladistics: a new technique to align continents. Early Palaeozoic Palaeogeographies and Biogeographies of Western Europe and North Africa. Universite des Sciences et Technologies de Lille. Program abstracts p. 20.

Conference Presentations

Ebach, M.C.
(2011). Rocks, Soils and Breaks: A new method for discovering and identifying biotic breaks. 48h Biennial Conference of the Systematics Association, Queens University, Belfast, Programme and Abstracts p. 51.

Ebach, M.C. (2011). Pattern Cladistics, Relationships and the 'Natural System': A Brief History. ISHPSSB 2011, Salt Lake City, Utah, USA.

Ebach, M.C. (2011). A Brief History of Miscommunicating Monophyly. ISHPSSB 2011, Salt Lake City, Utah, USA.

Ebach, M.C. & Walter G. Berendsohn (2007). A new era for taxonomy? IV Colombian Botanical Conference, Medellín, Colombia. Actualidades Biológicas 29 (supl. 1): 26.

Walter G. Berendsohn & Ebach, M.C. (2007). The changing face of taxonomy: informatics support for the taxonomic work process. Flora of the Guianas Newsletter, 15: 61-63.

Berendsohn, W.G., Döring, M. & M.C. Ebach (2007). EDIT needs Biodiversity Information Standards. P. 1 in: Weitzman, A., and L. Belbin ed. Abstracts of the 2007 annual conference of the Taxonomic Databases Working Group in Bratislava.

Walter G. Berendsohn & Ebach, M.C. (2006). An Internet Platform for Cybertaxonomy. In: L. Belbin, A. Rissone, & A. Weitzman (eds.). Proceedings of TDWG, St Louis, MI, p. 33.

Ebach, M.C. (2006). What is Biogeography? Institute of Botany, Chinese Academy of Sciences, Chinese National Herbarium, Beijing, China.

Ebach, M.C. & Humphries C.J. (2003). What is in an area? 4th Biennial Conference of the Systematics Association, Trinity College, University of Dublin, Programme and Abstracts p. 51.

Ebach, M.C. (2001). Plate tectonics and palaeobiogeography: an area cladistic example using harpetid trilobites. Third International conference on trilobites and their relatives. University of Oxford. Abstracts of oral presentations and posters p.10.

Ebach M.C. & Williams D.M. (2001). Cladistic methodology: inside the black-box. Australian Evolution Society and Society of Australian Systematic Biologists joint conference. University of Melbourne. Program Abstracts p.97.

Ebach, M.C. (1997). Phylogenetic and area cladistic analyses of a Devonian trilobite fauna from western New South Wales. Geological Society of Australia Abstracts, 8: 23.