258 



Colour (in spirit) grey, with a faint pink tinge. 



Skeleton consisting of confused masses of various kinds of 

 foreign bodies (pieces of shell, Polyzoa, lumps of sand, etc.), 

 without areniferous fibres. The ground substance crowded 

 with large spherical cells, 12 fx in diameter, loaded with 

 granules. 



Localities C and D. — Off Tugela River mouth, 65-80 fathoms, 

 hard ground ; and off Cape Vidal, Natal, 80-100 fathoms, rock. 



There are two specimens of this species. The larger, which 

 has been torn from its attachment, is 6 cm. in its basal 

 diameter, and 4 cm. in height. The smaller specimen is a 

 nodule growing on Hircinia arhiisaila, Lendenfeld. 



On section little else is seen but a mass of shells, sand, etc. 

 The flagellated chambers are large and nearly spherical, 

 averaging about 33 n in diameter ; but they are often distorted 

 by pressure, one for instance bemg oval and measuring 

 55 X 17-5 A^- 



