Found at el-Kab in Egypt (also known as Kamena). Evans referred to it as a ‘moustache cup’ because of the incurving lip, not because this is an Egyptian name. In the Victorian period moustache cups were produced which had an internal ledge to keep a gentleman’s moustache dry when drinking.
Bibliography
Evans, Arthur. 1935. The Palace of Minos at Knossos, II, p. 58, fig. 27a
Myres, John (ed.). 1936. British Archaeological Discoveries in Greece and Crete 1886-1936, p. 13