'A dark river under the world. An Ibis Mummy with an upside-down head. And the whole of Mumphis in peril … from six talking shoes. Boy Pharaoh Bab Sharkey returns to the magic city of the Animal Mummies. Only this time, he faces the grossest weapon ever devised – a giant mummified moth possessed by the spirit of the Unpharaoh herself! Can Bab and his smelly friends defeat this ancient evil?'
Source: Publisher's blurb.