[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: A non-Jurassic non-beaver
the Bathonian-to-Oxfordian ash layer (...which could even be Kimmeridgian,
actually... http://www.stratigraphy.org/gssp.htm gives huge uncertainties
for all age boundaries around these dates).
Sorry, that's Bajocian to Kimmeridgian taking all uncertainties into