In other mud rocks like these that were formed on stream and ocean bottoms, five of the only eleven existing Tyrannosaurus rex skeletons have been unearthed in eastern Montana badlands.
(these; were formed; L:on stream and ocean bottoms) (five of the only eleven existing Tyrannosaurus rex skeletons; have been unearthed; L:in eastern Montana badlands; L:In other mud rocks like these)
these five of the only eleven existing Tyrannosaurus rex skeletons
were formed have been unearthed
L:on stream and ocean bottoms
L:in eastern Montana badlands L:In other mud rocks like these