+0$ WORMS. ZOOPIIYTA. 74. Spongia, 



Gartn. Pall.' spic. Zool. 16. p. 39. tab. 4. /. 6. 



On the Cornish coasts, whitish, with a central funnel-form 

 cavity, and globular eggs. 



665. A. ascidioidcs. Crustaceous, coriaceous, with scat- 

 tered tubercles, each with 2 slightly toothed 

 mouths. 



art. Path f fiic. Zool. 10. p. 40. n. 3. t. \. f. 7. 



Adhering to the Fucus palmatus ; pale reddish or faffron-colour , 

 each of the tubercles perforated with a double minute fcarlet 

 orif.ce. 



74, SPONGIA: Sptmge;. 



666- Sp\cance!latft Reticulate, swollen and fnrnished 

 with protuberant apertures at the junctures. 



Sowerby Brit. Mescellany i. p. 131. tab. 60. 



Yellowish-brown, cancelled, .with reticulate horny fibres. 



667. Sp. coronata. Minute, consisting of a single rough 

 tube crowned at top with a ray of spines. 



So/and, and Ellis Zooph. p. 190. n. 13. tab, 58. /. 8. 9. 



Pale yellow, with a bright pearl-colour crown, hollow and open 

 , at top, and when magnified appears as if covered with fmall rising 

 points. 



668. Sp. oculata. Porous, soft, much branched ; the 

 branches a little compressed, erect, and often uni- 

 ting together. 



Ellis Coral, p. 80. tab. 32.7. F. f. 



Yellowish, with very fine tender tranfparent ramifications whick' 

 fequently inosculate, and are covered with minute pores : from 5 

 to 10 inches high. 



669* Sp. tomentosa. Porous, irregularly formed, brittle* 

 soft, downy, composed of minute spiculae crossing 

 each other. 



Ellis Coral, p. 8r>. tab. i6./. d. d i. D. i. 



When fresh of a bright orange colour and full of gelatinous 

 flesh, when dry whitish and light, and if broken refembles the 

 crumb of bread : if rubbed on the hand it stings and raifcs blisters 

 like Cowhage. 



670. Sp. compacta.. Tubular, branched, compact, brittle, 

 composed of minute spiculae crossing each other. 



Sowerby Brit. Mis/cell, p. 85. tab. 42. 



Resembles the last, but is of a greyifh cast, more branched; 

 with diftinct prominent tubes, each ending in an opening. 



671 . Sp. pulchella. Smooth, soft to the touch, generally 

 compressed and broad, composed of very fine reticu*, 



' lations. 



Sowerby British Miscellany p. 87. tab. 43. 



Sponge very irregular in shape, sometimes rather fan-shaped, 

 sometimes palmate or digitate, pale brown, yellowish or reddish . 

 brown, without visible pores or tubes. 



672. Sp. stuposa. Soft like - tow . covered with fine poin- 

 ted hairs, with cylindrical branches. 



Philosoph. Transact, 55. p. 288. tab. 10. /. C. 

 About 3 inches high, of a pale yellow colour. 



673. Sp. cristata. Flat, erect, soft, with rows of small 

 rather projecting pores alon^ the top. 



Philos. Transact. 55.^. 288. tab. n./. G. 



