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RE: Nopcsaspondylus has no hypophene, please

It may also be helpful to attempt, as in other clades, to specify a unique name 
_without_ using the "-idae" system of affixation. Seriously, the more the 
merrier in removing the sense of Ranks as mandatory elements of nomenclature. 


  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: Wed, 23 Nov 2011 23:19:14 +0000
> From: mike@indexdata.com
> To: dinosaur@usc.edu
> Subject: Re: Nopcsaspondylus has no hypophene, please
> > On 23 November 2011 23:13, Sebastian Apesteguia
> > What I wanted to say with the Rebbachisauroidea is to include in a
> > clade more inclusive than Diplodocoidea to those sauropods more
> > related to rebbachisaurus than to Diplodocus but outside of
> > Rebbachisauridae (which is diagnosed, among other traits) by the
> > absence of hyp-hyp articulations.
> Well, I can't help how Rebbachisauridae might be DIAGNOSED. But I
> know that it's DEFINED as everything more closely related to
> Rebbachisaurus than to Diplodocus -- so "those sauropods more related
> to rebbachisaurus than to Diplodocus but outside of Rebbachisauridae"
> is a fallacy.
> Do you maybe want to coin a new name for the more restricted clade
> WITHIN Rebbachisauridae that is diagnosed by absence of
> hyposphene-hypantrum articulations? Rebbachisaurinae would be an
> obvious choice, but I wouldn't want to take a guess at what specified
> taxa would be appropriate.
> -- Mike.
> > Anyway, the name was redundant since there were branch-based
> > deffinitions around.
> > Best
> > Sebastian
> >
> > Dr. Sebastián Apesteguía
> > Fundación de Historia Natural 'Félix de Azara' -
> > CEBBAD (CONICET) - Universidad Maimónides. Virasoro 732,
> > Buenos Aires, ARGENTINA
> > Tel-fax: 5411-49051100 ext. 1228,
> > sebapesteguia@gmail.com, www.fundacionazara.org.ar
> >