[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: MORE "SICKLE" STUFF
Tracy Ford told me that from Ostrom's original group of specimens, only one
had a really large claw on digit two; the others were smaller (still large,
but not extremely so). I was wondering if perhaps some individuals had a
really big claw and others did not, thereby differentiating between sexes.
> From: Thomas R. Holtz, Jr. <email@example.com>
> To: firstname.lastname@example.org; email@example.com
> Subject: Re: MORE "SICKLE" STUFF
> Date: Tuesday, September 30, 1997 3:51 PM
> At 03:46 PM 9/30/97 -0700, you wrote:
> >Well, supposedly not all the Deinonychus specimens had a super large
> >there- in fact, to my knowledge only one did, so it may have had a
> >function (among others). Sexual dimorphism?
> Where are you getting this (mis)information? Dromaeosaurids from
> Deinonychus to Velociraptor (check the foot of the type, for example) to
> Utahraptor are characterized by this big second digit claw.
> Thomas R. Holtz, Jr.
> Vertebrate Paleontologist Webpage: http://www.geol.umd.edu
> Dept. of Geology Email:firstname.lastname@example.org
> University of Maryland Phone:301-405-4084
> College Park, MD 20742 Fax: 301-314-9661