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Re: Questions of Various Kinds
George Olshevsky wrote:
> ?B. atalaiensis de Lapparent & Zbyszewski, 1957
> ?B. nougaredi de Lapparent, 1960
These two are _nomina dubia_ - Brachiosauridae indet.
Since I would agree that _Giraffatitan_ is a distinct genus from
_Brachiosaurus_, I see only one valid _Brachiosaurus_ species - the
type, _B. altithorax_.
> A skull recently identified as that of a North American
> brachiosaurid (perhaps Brachiosaurus altithorax: K. Carpenter,
> pers. comm.) from the Morrison Formation differs significantly in
> morphology from that attributed to Giraffatitan brancai
Intriguing. Care to elaborate?
> ?Apatosaurus minimus Mook, 1917
> = Atlantosaurus minimus (Mook, 1917) Steel, 1970
> NOTE: The above species probably represents a new genus of cetiosaurid
> (McIntosh, 1990).
I believe McIntosh (1990) also speculated that _"A." minimus_ could
be a titanosaurid.