Re: Fwd: RE: T. rex Predation

["Mickey Mortimer" <Mickey_Mortimer111@msn.com>]

Jaime Headden wrote-

> Rather, ask why I suggest *Achillobator* isn't that large. Femur size is
> unimportant; unlike *Deinonychus*, *Achillobator* has a short foot and
> shin relative to femur size and the overall hip height was about 20cm
> higher. The trunk and neck, by examining of the vertebral lengths, are
> relatively much shorter, and its not just a scaling up from femur size,
> because this misleads. The over all animal based on general vertebral
> counts of maniraptorans based on *Deinonychus* (in part) gives an estimate
> just shy of 4m.

Your skeletal reconstruction has a length of 5.1 meters, which is similar to
my earlier 5 meter estimate.

>   Nonetheless, large *Deinonychus* are notable based on shed teeth from
> the Cloverly, larger than known skull material supports by around 10-15%.

Source?

> <Utahraptor's 10+ meter length isn't large enough for you?>
>
>   And where is THIS data coming from?

Britt, Chure, Stadtman, Madsen, Scheetz and Burge, 2001. New osteological
data and the affinities of Utahraptor from the Cedar Mountain Fm. (Early
Cretaceous) of Utah. JVP 21(3) 36A.

Mickey Mortimer