Geographic variation and taxonomy of Rousettus aegyptiacus (Mammalia: Megachiroptera) in the islands of the Gulf of Guinea

摘要: Abstract The systematic status of the Rousettus aegyptiacus populations oceanic islands Principe and Sao Tome in Gulf Guinea (West Africa) is examined. These present noticeable phenetic differences between themselves as well among R. a. unicolor continental coast those Bioco island. found justify description new subspecies on two islands. In spite insular subspecies, these share some features that, at least partially, suggest existence a common evolutionary history.