Let's see...
First legit shiny:
A green Ursaring.
Others, all legit:
Yellow Charmander
Blue Houndour
Some sort of sickly yellow Riolu, I think
Gastly with blue gas
Treecko, forgot the color
Lighter blue Dialga
Black Rayquaza
Glaceon and Leafeon, difference isn't very noticable :\
White Eevee
Blue flame Ponyta
Blue Spiritomb
And of course, red gyarados ;p