Re: a croc question

[Phil Bigelow <bigelowp@juno.com>]

The centrum is the main, cylindrical part of a vertebra.  The parts of
the centrum that the "fugglefamily.com" is referring to are the "ends" of
this cylinder.  These faces can be either flat faced, concave, or convex.

<pb>
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On Wed, 09 Nov 2005 00:47:01 +0000 Rodlox R <rodlox@hotmail.com> writes:
> 
> got a question...
> 
> 
> on http://www.fugglefamily.com/NaturalHistory3.htm it says 
> "Goniopholids had 
> strongly built, low-profiled skulls, with ornamented bone surfaces 
> and 
> patterned body armour, thus differing from the metriorhynchids. Like 
> their 
> marine cousins, however they had nearly flat-faced centra to their 
> vertebrae, which contrasts with the socket-and-ball development 
> found in the 
> more modern forms."
> 
> 
> what are "centra" ?
> 
> 
> thanks.
> 
> 
> 
> 


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