You should find a trainer that carries a Wormadan. If not, obtain a FEMALE burmy and it will evolve at level 20.
Number 46 is Paras.
Wormadam
Pokemon #46 is Wormadam. If you need any other help go to www.pokemon.marriland.com On the side in the diamond and pearl section it has a pokedex option, click there and you will see all the pokemon.
Wormadon. Wormadon Is the number 46 on Pokemon diamon
on the sinnoh pokedex its the Pokemon wormadam
Somewhere cool
45=burmy 46=wormadam
According to the serebii.net pokedex you can get it in the safari game. (If you are talking about National Pokedex number 46, which is Paras).
You cannot find this Pokemon in the wild, you have to evolve a female burmy at lv.20. Or you can try the GTS.
Pokemon #46 is on route 214 an there is a girl trainer that is a beauty based one and she has blond hair, she wll have a wormadam.
in the game
Paras