Missing Controller

Error: Aboutus.phpController could not be found.

Error: Create the class Aboutus.phpController below in file: app/controllers/aboutus.php_controller.php

<?php
class Aboutus.phpController extends AppController {

	var $name = 'Aboutus.php';
}
?>

Notice: If you want to customize this error message, create app/views/errors/missing_controller.ctp