If youre talking about Sinnoh Pokedex the number 102 is CHATOT. ( you can find him along the beach to the west of Sunnyshore City)
If youre talking about the National Pokedex then the number 102 is EXEGGCUTE. ( i think you have to migrate him , im not sure if you can find him on Pokemon diamond or pearl- i havent but my friends got one!- sooooo... i think the best way is to migrate from either Leaf Green or Fire Red) hope it helps!!! :)
The 53rd Pokemon in the diamond and pearl pokedex is combee, it evolves to vespiqueen at lvl 21 if it is female.
Unown is pokémon number 114 in the Sinnoh (Pearl/Diamond/Platinum) pokédex.
In Diamond & Pearl's version of the Sinnoh Dex, Pokémon #149 is Dialga.
IN Pokemon platinum you find this Pokemon on route 201(after you get the national pokedex you put fire red version into your DS)and he will appear.Samething with Pokemon pearl and diamond.
Pokemon Number 149 (Dialga) Cannot be found in Pokemon Pearl, he is only available in Pokemon Diamond, where as Number 150 (Paulkia) cannot be found in Pokemon Diamond. If you need to fill the spot to complete the PokeDex, you can see #149 from a lady in Celestic Town.
Regigigas
In Diamond/Pearl, the Sinnoh Pokedex #102 is Chatot.
In the Diamond and Pearl Pokedex, number 45 is Burmy. In the National dex, no.45 is Vileplume.
According to the Diamond and Pearl Pokedex book, Piplup is number 393.
The 53rd Pokemon in the diamond and pearl pokedex is combee, it evolves to vespiqueen at lvl 21 if it is female.
Unown is pokémon number 114 in the Sinnoh (Pearl/Diamond/Platinum) pokédex.
In Diamond & Pearl's version of the Sinnoh Dex, Pokémon #149 is Dialga.
the Pokemon is rotom to get him you need to trade it over from diamond pearl or platinum
The complete Pokedex can be found on http://www.pokemon.marriland.com.
palkia the Pokemon from Pokemon pearl to get it go see cythias gramma she will show you a picture so you can get the oter pokedex
Number 25 on the pokedex in Pokemon pearl is BUDEW the grass & poison type Pokemon.
104 before the national pokedex expansion