It is snower and try areas like near snowpoint city to catch it.
Number 25 on the pokedex in Pokemon pearl is BUDEW the grass & poison type Pokemon.
Riolu
Pokemon #465 is Tangrowth
the 65 Pokemon is Driftloon
Finneon.
apom
chansey
manapy
~Combee~
234765890
Azelf.
Number 123987456