[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: *Longisquama* and Fossil "Ghost" Lineages -- Rehashing an Old Debate
In a message dated 6/26/00 5:59:02 PM Pacific Daylight Time, ELurio@aol.com
writes:
> The last common ancestor of grapholites and Cephalodiscus was the Ordovican
> at least.
Unless _Cephalodiscus_ could be shown to nest within the graptolites, that
is. But this does not appear to be the case, from what's been said on the
list...
Nick P.