[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

RE: Tyrannosaur #1 pedal digit and hollow bones

Tracy Ford (dino.hunter@cox.net) wrote:

<[...] on the back side of MT there is a single 'groove' midway up the
metatarsal (Not the same in T. rex, there's two). I've been told that that
is a muscle attachment area. Ok, if so, then an animal that we know lacks
MT 1 should have it also. I've looked at ornithomimid MT II and they all
lack the groove. So I'm thinking this is were MT 1 sat. Except in T. rex,
which has two grooves. Why I don't know.>

  Possibly to indicate the medial surface of mtI or possibly because the
element could shift position, and change from one orientation to

  Speaking of halluces:

  *Aucasaurus* has a very, very tiny hallux that is shorter (the digit)
than the first phalanx of the second digit. The metatarsal I is very short
with a curving shaft that looks as if it articulated on the side and was
almost vestigial.


Jaime A. Headden

  Little steps are often the hardest to take.  We are too used to making leaps 
in the face of adversity, that a simple skip is so hard to do.  We should all 
learn to walk soft, walk small, see the world around us rather than zoom by it.

Do You Yahoo!?
Yahoo! Finance - Get real-time stock quotes