Yes, if you trade it you will automatically get the national pokedex on Pokemon Emerald
you can get the national dex from prof. birch after deafting the the elite four. then you can trade larvitar from leafgreen or firered. you can find larvitar in the seventh island in leafgreen/firered
No you cannot catch Larvitar in Pokémon Emerald.
Egg.
Larvitar cannot be obtained unless you trade it from leafgreen or firered.
Trade from Firered or Leafgreen.
Larvitar is #246 in the national pokedex, and it is a Rock-Ground type Pokemon.
Trading is required since it's not obtainable in the game.
Yes, but only through trading from Gold, Silver, Crystal, FireRed, LeafGreen, Diamond, Pearl, Platinum, HeartGold or SoulSilver.
Larvitar is not in Ruby/Sapphire/Emerald naturally. However, you can get a typhlosion if you trade it from Pokemon Colloseum.
Nowhere, because you can't find one in Emerald. You'll have to trade one from FireRed/LeafGreen.
there is no national dex in Pokemon emerald. but, you can trade it from Pokemon leafgreen, and firered.
In Pokemon platinum larvitar can be found in the north area of route 210 after obtaining the national pokedex, you have to use the poke radar to find one