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

Re: A few more...



In a message dated 95-09-29 13:03:00 EDT, Thomas_R_HOLTZ@umail.umd.edu (th81)
writes:

>No, it isn't.  Neotheropoda is a node-based name (the most recent common
>ancestor of Ceratosauria & Tetanurae, and all descendants of that ancestor).
>
>Theropoda is a stem-based name (all taxa sharing a more recent common
>ancestor with birds than with Triceratops).
>
>The dates for the phylogenetic definitions (with regards to priority) are
>1994 for Neotheropoda and 1986 for Theropoda.

<<SIGH!>>