I don't really know what you mean so I'll say this: Sinnoh Dex: #150, Palkia,#151, Manaphy National: #483 Dialga, 484 palkia, 485 heatran, 486 regigigas, 487 Giratina, 488 cresselia, 489 phione, 490 manaphy, 491 darkrai, 492 shaymin, and 293 is Arceus, the god of all pokemon.
Arceus
Garatina...
in the national pokedex: arceas in the regular pokedex: dialga
if you meen the national dex then you need to find every Pokemon in the sinnoh pokedex
THE LAST FIVE POKEMON IN THE POKEDEX IN DIAMOND IS UXIE MESPRIT AZELF DIALGA AND PALKIA. NOTE: PALKIA CANT BE CAUGHT UNLESS YOU TRADE WITH SOMEONE.
Palkia, the one on the cover of Pearl.
No, there is not a Pokedex after the National Pokedex in Pokemon Diamond Version.
diamond pokedex number 80 is Barboach
Riolu
Oddish is the 43rd Pokemon.
in the national pokedex it is mackoke. if it is in the sinnoh pokedex it is buneary.
Number 33 is Golem on the Sinnoh Pokedex.