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Re: Segnosauria vs. Therizinosauria



In Osteichthyes, the suborders usually have the suffix -oidei : Percoidei,
Anabantoidei, etc

-OIDEA = plural of OIDEUM (neuter)
-OIDEI = plural of OIDEUS (masculine)

Joao SL
----- Original Message -----
From: <Dinogeorge@aol.com>
To: <tholtz@geol.umd.edu>; <twilliams_alpha@hotmail.com>
Cc: <dinosaur@usc.edu>
Sent: Thursday, April 06, 2000 5:24 PM
Subject: Re: Segnosauria vs. Therizinosauria


> In a message dated 4/6/00 3:10:11 PM EST, tholtz@geol.umd.edu writes:
>
> << Also, be warned: the "-oidea" is *NOT* always used with the superfamily
>  group.  It has been applied to Phyla (Molluscoidea, the old name for a
>  phylum joining bryozoans and brachiopods), Classes (Echinoidea,
>  Holothuroidea, Asteroidea, Crinoidea, etc.), Subclasses (Ammonoidea,
>  Nautiloidea, Coleoidea), Orders (Graptiloidea, Dendroidea), and possibly
>  infraorders and such: can't recall any at the moment. >>
>
> Among archosaurs, Pterodactyloidea and Rhamphorhynchoidea are commonly
used
> as suborders of Pterosauria. This suffix confusion prompted me to alter
the
> names to Pterodactyloidia and Rhamphorhynchoidia: an easy change I would
> recommend to be followed wherever the problem arises in zoological
> nomenclature of suprafamilial taxa.
>