Re: Gastralia

[chartiem@ERE.UMontreal.CA (Chartier Michel)]

> 
> Gastralia are found in many modern lepidosaurs (the gastralia of
> _Sphenodon_ [under its various junior synonyms] are illustrated in most
> classic studies of dinosaur gastralia).
> 
>                               
> Thomas R. Holtz, Jr.                                 
> tholtz@geochange.er.usgs.gov
> 
If gastralia are present in living groups, e.g. _Sphenodon_, then
have there been any developmental studies done to see how such structures
originate in ontogeny? Any references in the primary or secondary
literature?
Sorry if this is off-topic; I'm just too curious.

Michel Chartier