B 5-1 Causes and Consequences of the Triassic-jurassic Mass Extinction as Seen from the Hartford Basin


One of the most severe mass extinctions of the Phanerozoic, the Triassic-Jurassic event is greater or equal in magnitude to that at the more famous K-T boundary (Benton, 1994) (Fig. 1). Such severity, at least for marine families is also supported by Foote’s (2003) statistical revaluations, although there remain dissenters (e.g. Hallam, 2002; Lucas et al… (More)

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