Re: Meet Triceratops

[Heinrich Mallison <heinrich.mallison@googlemail.com>]

OK, maybe I got the wrong impression from the mounts I have seen -
most were not-too-great casts. I really need to get my hands on a good
specimen, scan it, and digitally mount it. And, not to foget the most
important part: model locomotion!
:)

On Wed, Aug 31, 2011 at 10:41 PM, Jaime Headden <qi_leong@hotmail.com> wrote:
>
> What Heinrich is getting at is that there is an extent of cartilage around 
> the epiphyses that is to some extent _under_ emphasized in modern 
> reconstructions, although some artists (*cough* not me *cough*) take extra 
> care to try to -accurately_ represent this size increase. In sauropods, for 
> example, the amount of cartilage in the limbs and potentially in the 
> vertebrae could have been relatively high, while in smaller animals and 
> avian-stem theropods, likely quite small (depending...). Increasing the 
> cartilage in ceratopsians may alter the active range of motion and the degree 
> of forelimb sprawl while still fitting the limbs into the prints.
>
> Cheers,
>
>  Jaime A. Headden
>  The Bite Stuff (site v2)
>  http://qilong.wordpress.com/
>
> "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 
> Backs)
>
>
> ----------------------------------------
>> Date: Wed, 31 Aug 2011 12:56:48 -0700
>> From: turtlecroc@yahoo.com
>> To: dinosaur@usc.edu; heinrich.mallison@googlemail.com
>> Subject: Re: Meet Triceratops
>>
>> > I see, people still follow the "push the bones so they touch"
>> > doctrine. get real.
>>
>> Eh..? Not sure what you're trying to say. The articular
>> surfaces of ceratopsian long bones were covered with
>> cartilage that defined a more precise range of motion for
>> the joint, i.e. than you would presume looking only at the
>> fossilized bones. Skeletons shouldn't be (and never are,
>> I hope) mounted with humerus and radius/ulna in contact.
>>
>>
>> --- On Wed, 8/31/11, Heinrich Mallison <heinrich.mallison@googlemail.com> 
>> wrote:
>>
>> > From: Heinrich Mallison <heinrich.mallison@googlemail.com>
>> > Subject: Re: Meet Triceratops
>> > To: dinosaur@usc.edu
>> > Date: Wednesday, August 31, 2011, 2:28 PM
>> >
>> > I see, people still follow the "push the bones so they touch"
>> > doctrine. get real.
>> >
>> > Heinrich
>> >
>> > On Wed, Aug 31, 2011 at 9:02 PM, Paul P <turtlecroc@yahoo.com>
>> > wrote:
>> > >> Am I seeing idiotically everted elbows there?
>> > >
>> > > No... you are seeing properly everted elbows, if by
>> > everted
>> > > you mean a semi-sprawling gait. The rostral view (at
>> > the
>> > > top of the page) looks quite good anatomically.
>> > Semi-erect
>> > > forelimbs just as they should be. Now as for the
>> > apparently
>> > > keratinous face, that is another matter.
>> > >
>> > >    Paul P.
>> > >
>> > > --- On Tue, 8/30/11, Heinrich Mallison <heinrich.mallison@googlemail.com>
>> > wrote:
>> > >
>> > >> From: Heinrich Mallison <heinrich.mallison@googlemail.com>
>> > >> Subject: Re: Meet Triceratops
>> > >> To: dinosaur@usc.edu
>> > >> Date: Tuesday, August 30, 2011, 8:58 PM
>> > >>
>> > >> Am I seeing idiotically everted elbows there?
>> > >>
>> > >> Sheesh, folks, this is TV, so it was run by
>> > scientists
>> > >> BEFORE all the
>> > >> important decisions were made, so it sucks.
>> > >>
>> > >> any question?
>> > >>
>> > >>
>> > >> turn on your brains, read the papers. There's your
>> > answer.
>> > >>
>> > >> (stomps off in frustration)
>> > >>
>> > >>
>> > >> On Wed, Aug 31, 2011 at 3:44 AM,  <Danvarner@aol.com>
>> > wrote:
>> > >> > Go to Pete Von Sholly's blog  (at your
>> > peril!) and
>> > >> scroll down to a frame
>> > >> > of Dave Krentz's Triceratops from
>> >  "Dinosa
>> day. Incredible. Click to enlarge. V  V
>> > >> >
>> > >> > http://vonshollywood.blogspot.com/
>> > >> >
>> > >> >
>> > >>
>> > >
>> >
>
>