Steginoporella magnilabris is found from a wide region of tropical waters. The SEM image, of a specimen from the Gulf of Aden, is kindly provided by Ann-Margret Amui.
Original description: Membranipora magnilabris Busk, 1854
Locality: Brazil (Abrolhos I., Darwin coll.)
Type specimen: BMNH 1854.11.15.222
Description from Tilbrook, 2006.