FIGURE 10 in Calcareous sponges of the Western Indian Ocean and Red Sea

FIGURE 10. Borojevia tubulata sp.nov., paratype RMNH Por. 10113, from the Maldives, a, in situ white group of tubes (photo N.J. de Voogd), b, on deck fragmented groups of tubes (scale bar mm), c, preserved paratype (scale bar = 1 cm), d. light microscopic image of surface skeleton showing characteristic pattern of larger triactines, e–h, SEM images of spicules, e, large triactine of the outer surface, f, small triactines of the inner tubuli, g, tetractines, h, detail of spined apical actine of tetractine.