Monocentropus balfouri (Socotra Island Blue Baboon Tarantula) (Communal Species) MALEMonocentropus balfouri (Socotra Island Blue Baboon Tarantula) for sale A gorgeous blue and beige species from the unique and dry environment of Socotra Island. This amazing species is unique in both coloration and behavior, as it is one of the best species for communal setups! This species features blue legs, with beige femurs and a grey to blue carapace on the females. There is a rumor that there are different lines that make the females have more