You can find a pachrino fossil in the pay to dig site at rivet ravine. Go to the mine car on your left and take it. That will lead you to the site.
Igno is a king trye from fossil fighters champino
you buy it at the fossil guild
in the sea
If you meant Saichan, then Mt. Lavaflow in the regular Fossil Fighters. I'm not sure about Fossil Fighters: Champions.
how to get shoni arms in fossil fighters ds
In bb base
At the BB Base
Rivet Riven
in rivet ravine
You receive it at the beginning of the game after you revive your first fossil. That first fossil is Tricera.
he is in one of the rooms at fossil statium
You take a amargo fossil from dusty dunes and super evolve it.