Re: Eoraptor question

["David R. Lessin" <dlessin@accesschicago.net>]

However, the presence of some
>derived features placed Eoraptor within the Theropoda.

Well I just went back to my dusty resources and came up emtpy-handed. Which
features are these?
-----Original Message-----
From: Alessandro Marisa <amaris@tin.it>
To: Dinosaur ListServer <dinosaur@usc.edu>; majestic_cheese@yahoo.com
<majestic_cheese@yahoo.com>
Date: Friday, November 20, 1998 8:02 AM
Subject: R: Eoraptor question


>-----Messaggio originale-----
>Da: Larry Dunn <majestic_cheese@yahoo.com>
>A: dinosaur@usc.edu <dinosaur@usc.edu>
>Data: giovedì 19 novembre 1998 9.07
>Oggetto: Eoraptor question
>
>
>>Why is _Eoraptor_ supposedly closer to the basal saurischian than,
>>say, _Herrerasaurus_?  Is that in fact the most common opinion of the
>>placement of E.?
>
>Eoraptor lacking the derived character found in Herrerasauridae. For the
>information that I have Eoraptor distinguished from all other Dinosauria
for
>the presence of a posterolateral process on the premaxilla, and a
heterodont
>dentition consisting of premaxillary and maxillary teeth leaf shaped; and
>has a
>generalized anatomy for a Dinosauria, infact lacking the cranial features
of
>Theropoda, Sauropodomorpha and Ornithischia. However, the presence of some
>derived features placed Eoraptor within the Theropoda.
>
>By and sorry for the English
>Alessandro Marisa
>Via A. Grandi n°18 ROVERETO (TN) ITALY
>Tel: 039-0464-434658 Email: amaris@tin.it
>
>
>