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RE: Dollodon status questioned
If we were to regard the historical use of "nomen dubium" as excluding
synonmies, then yes, I would agree with this. It is one of my "hard and fast
rules" for nomina dubia (see
but that's only if there was a possibility of this concept to being concrete.
I wonder if McDonald uses some more substantive reasoning (optimistically, I
assume he does) than in the abstract -- which is, let's face it, an abstract. I
haven't the paper, but will soon.
Jaime A. Headden
The Bite Stuff (site v2)
"Innocent, unbiased observation is a myth." --- P.B. Medawar (1969)
"Ever since man first left his cave and met a stranger with a
different language and a new way of looking at things, the human race
has had a dream: to kill him, so we don't have to learn his language or
his new way of looking at things." --- Zapp Brannigan (Beast With a Billion
> Date: Thu, 24 Mar 2011 23:51:41 -0700
> From: firstname.lastname@example.org
> To: email@example.com
> Subject: RE: Dollodon status questioned
> >From McDonald's (2011) abstract...
> "Firsthand examination of the holotypes of the two taxa and numerous other
> basal iguanodont specimens, as well as a principal components analysis of
> basal iguanodont dentaries, did not find any morphological features to
> justify the distinction of Dollodon from Mantellisaurus. Dollodon bampingi is
> thus best considered a nomen dubium and junior synonym of Mantellisaurus
> I have no opinion of the validity of Dollodon, but people have to learn what
> nomen dubium means. Dollodon can be a junior synonym of Mantellisaurus or it
> can be a nomen dubium, but it can't be both.
> Mickey Mortimer