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Brontopodus and Parabrontopodus ichnogen nov. and the significance of wide- and narrow-gauge sauropod trackways.

Scientific paper published in the Gaia (number 10) entitled "Brontopodus and Parabrontopodus ichnogen nov. and the significance of wide- and narrow-gauge sauropod trackways."

Recent work by several authors, but especially by FARLOW (1992) indicates that sauropod trackways can be differentiated according to trackway width as "wide-gauge" and "narrow-gauge". The best examples of wide-gauge sauropod trackways are Brontopodus birdi from the Cretaceous of Texas. Other well-preserved examples of Brontopodus trackways are known from the Jurassic of Portugal and are widely dis…