There seem to be multiple projects called Thalamus. 1) Thalamus is a stoner rock band formed in Borlänge, Sweden in 2006. Lineup consists of Kjell Sjöström - guitars, vocals, Jan Cederlund - guitars, Peter Johansson - bass and Sebastian Olsson - drums . official site
myspace 2) A progressive grunge rock band primarily from Moers, Germany, consisting of the four members Roland Kozubek (drums), Andreas Klees (bass), Dennis Bosch (guitar) and David "Dave" Müller (vocals, guitar).

Read more about Thalamus on Last.fm.