Binary package “usbutils” in ubuntu maverick

Linux USB utilities

 This package contains the lsusb utility for inspecting the devices
 connected to the USB bus. It shows a graphical representation of the
 devices that are currently plugged in, showing the topology of the
 USB bus. It also displays information on each individual device on
 the bus.
 .
 More information can be found at the Linux USB web site
 http://www.linux-usb.org/ .