G. SPONGIA. 
183 
stems ; branches short, wide, palmated at the extre- 
mities, and hollowed on one of their surfaces. 
TAILED. 
346. S pong la caudigera . Upright, compressed, 
and palm-branched; upper ramifications presenting 
long upright tails in very distinct net-work. 
Indian Ocean. 
MAILED. 
147. Spongja loricaris. Branches loose and nar- 
row like straps, a little compressed, divided, irregu- 
larly curved, and porous ; fibres adhering. 
LATTICED. 
148. Spongla cancellata. Branching, fan-shaped, 
and incrusted ; branches cylindrical, flexuous, anasto- 
mosed, and forming a fan-shaped net ; surface finely 
reticulated. 
TOW-LIKE. 
149. Spongia stuposa . Branches short, cylindrical, 
a little incrusted, obtuse, nearly dichotomous, hairy, 
and of the consistence of tow. 
European Ocean. 
LINEN. 
150. Spongia linteiformis. In a round tuft; the 
branches rather narrow, laciniated or fringed, rough 
and harsh to the touch. 
Var. B. Branches nearly membranous, anasto- 
mosed in net-work. 
Indian Ocean. 
