Genus Agelas. Biogeographic pattern (grey areas). The red dot indicates the type locality of the new species Agelas sansibarica sp. n. at Jambiani (06°18'44.8"S, 39°33'32"E), eastern coast of Unguja Island, Zanzibar Archipelago, United Republic of Tanzania.

 
 
  Part of: Manconi R, Pronzato R, Perino E (2016) A new species of Agelas from the Zanzibar Archipelago, western Indian Ocean (Porifera, Demospongiae). ZooKeys 553: 1-31. https://doi.org/10.3897/zookeys.553.5999