Pages Navigation Menu

Science Writer

Scientific Papers

Barras, C. G. & Twitchett, R. J. 2016. The Late Triassic mass extinction event. In: Mangano, M.G. & Buatois, L.A. (eds) The Trace-Fossil Record of Major Evolutionary Events. Volume 2: Mesozoic and Cainozoic. Topics in Geobiology 40, 1-18

Barras, C. G. 2008. Morphological innovation associated with the expansion of atelostomate irregular echinoids into fine–grained sediments during the Jurassic. Palaeogeography, Palaeoclimatology, Palaeoecology 263, 44-57.

Barras, C. G. 2007. Outside the box: science communication. Palaeontology Newsletter 65, 81-83.

Barras, C. G. 2007. Phylogeny of the Jurassic to Early Cretaceous ‘disasteroid’ echinoids (Echinoidea; Echinodermata), and the origins of spatangoids and holasteroids. Journal of Systematic Palaeontology 5, 133-161.

Barras, C. G. & Twitchett, R. J. 2007. Response of the marine infauna to Triassic-Jurassic environmental change: ichnological data from southern England. Palaeogeography, Palaeoclimatology, Palaeoecology 244, 223-241.

Barras, C. G. 2006. British Jurassic irregular echinoids. Monograph of the Palaeontographical Society, London. 168 pp., 14 pls.

Coppard, S., Smith, A. B. & Barras, C. G. 2005. Stem group Neognathostomata and Cassiduloida. In: Smith, A. B. (ed.) The Echinoid Directory. World Wide Web electronic publication

Barras, C. G. 2004. A phylogenetic analysis of the British Jurassic irregular echinoids (published abstract). In: Heinzeller, T. & Nebelsick, J. H. (eds) Echinoderms: München. Proceedings of the 11th International Echinoderm Conference, Munich, Germany,6-10 October 2003, 567-568

Twitchett, R. J. & Barras, C. G. 2004. Trace fossils in the aftermath of mass extinction events. In: McIlroy, D. (ed.) The Application of Ichnology to Palaeoenvironmental and Stratigraphic Analysis. Geological Society, London, Special Publications 228, 397-418

Barras, C. G. 2003. The effects of the end-Triassic mass extinction on the ichnofossil record of Austria. Palaeontology Newsletter 53, 88-92.