Prehistoric Horse (David Grollman, Valerie Kuehne, and Lucio Menegon) are an improv trio from NYC and Oakland who generate spasmodic bursts of clatter and skree via cello, drums, and guitar, typically played in ways that would make conventional music teachers shudder in horror.
Seattle Stranger

Very experimental music…like psychotropic microdot jazz disharmony mesmerandum
Ivy Room Hootenanny fan after hearing Prehistoric Horse