Euphemius then invited Muslims from North Africa to help him battle the emperor’s troops. Euphemius was killed in battle, but the Muslims remained to occupy Sicily for two centuries. What this has to do with Isola delle Femmine is not explained, but if it was referred to as "island of Euphemius", this would have been in Latin insula Euphemii.
Euphemius's battle against the emperor's troops led to Muslim occupation of Sicily for two centuries. The connection between this event and Isola delle Femmine is not explained, but if it were called "island of Euphemius", it would have been known as "insula Euphemii" in Latin.