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Re: A Clutter of Duckbills

In a message dated 95-10-15 16:08:25 EDT, swf@ElSegundoCA.ATTGIS.COM (Stan
Friesen) writes:

>(I do not remember whether
>the type species of Prochenosaurus was placed in Lambeosaurus or
>in Corythosaurus).

The type specimen of Procheneosaurus praeceps (originally Tetragonosaurus
praeceps Parks 1931) was considered a juvenile Lambeosaurus lambei by Dodson.
Procheneosaurus Matthew 1920 is recognized by an ICZN opinion as the correct
name of that species, superseding Tetragonosaurus, and it is older than the
name Lambeosaurus by three years. If you accept Dodson's identification, then
the correct name of the species Lambeosaurus lambei is Procheneosaurus
lambei, and the name Lambeosaurus must be sunk as a junior synonym of