Pl. cell. aph. 2. THALASSIOPHY TZ. 57. Spongia. $59 
a. Thallus peduncled, concave, funnelshape. 
1. Spongia infundibuliformis. Funnelshape sponge. 
Thallus funnelshape, flexible; surface rather rough, ir- 
regular. 
Spongia infundibuliformis, Lin. Syst. Nat. 1296. 
Spongia crateriformis, Pallas Zooph. 386. 
Sea-shores. 
2. Spongia ‘foliesocte _ Leaflike sponge. 
Thallus stiff, but not woody, arising from a corky base 
and spreading into a cup; edge slightly cut and indented ; 
pores fine. 
Spongia foliascens, Pallas Zooph. 395. 
Spongia Scypha, Montague Wern. Tr. 2, 107. 
Sea-shores. | 
Thallus about 2 inches and a half high; bowl 2 inches 
deep, and as wide at top, bottom half an inch wide, pale 
brown, impervious to light. 
b. Thallus peduncled, fiat, funnelshape, simple or lobed. 
3. Spongia cristata. - Crested sponge. 
Thallus flat, upright, tender, resembling a cockscomb, 
pores in rows, small, slightly projecting, along the top. 
Spongia cristata, Ellis Zooph. 186. 
Cocks comb sponge, Phil. Tr. 55, 288. 
Sea-shore. 
Thallus said by Mr. Ellis to have a visible systole of the 
water in and out of its pores. 
4. Spongia ventilabriformis. Fanshape sponge. 
Thallus fanshaped; fibres reticulated, woody ; covered. 
with large spongy pores. 
at ta Ventilabrum, Zin. Syst. Nat. t, 1296. 
Sea-fan sponge, Phil. Tr. 55, 289." 
Sea-shore. 
Thallus 10 inches high, a quarter of an inch thick in the 
widest part, may be seen through if held pretty close te 
the eye. 
5. Spongia pulchella. Pretly sponge. 
Thallus generaily Sates ia and bald; reticulations 
fine, smooth, soft. 
Spongia pulchella, Brit. Misc, 87. 
Sea-shore. 
