Grand Rapids, Michigan | Grand Rapids | Cedar Rapids, Iowa | Colorado Rapids | Park Rapids, Minnesota | formation | The Clouds | Park Rapids | Grand Rapids Dam | Grand Rapids and Indiana Railroad | Command (military formation) | Beneath Clouds | Elliot Formation | Cedar Rapids | Lance Formation | Grand Rapids Hotel | Far Above the Clouds | Crato Formation | Chinle Formation | Blue Rapids, Kansas | Big Rapids, Michigan | Two Medicine Formation | Tamayama Formation | Missing Man Formation (band) | Missing Man Formation | Marcellus Formation | Kirkwood Formation | Gettysburg Formation | Clarens Formation | ... but the clouds ... |
The earliest known member of the Canalipalpata is Terebellites franklini, which was found in the Clouds Rapids Formation of Newfoundland, and dates from the mid Cambrian (St David's series).