“…The extent of the dislocation is a function of the dispersal paths and transit times of the bioevents. Thus, summaries (e.g., Morgans et al 1996;Carter & Naish 1998) which purport to indicate a general relationship applicable throughout New Zealand, are likely to be inaccurate when applied to a particular section. The errors may not necessarily be significant at geological scales but the likelihood of their existence is high.…”