10 BRITISH SPONGES. 
2e. & f. Presented by G. Johnston, M.D. 
g. Spicula, m Canada balsam. Prepared by J. S. Bower- 
bank, Esq. 
Var. 3. Johnst. Brit. Sp.114. t. 10. figs. 3, 4. (Plate XI. fig. 5.) 
Cock’s-comb Sponge, Hilis in Phil. Trans. abridg. xii. 261. pl. 7. 
fie. F. 
Aleyonium manus diaboli, Linn. Syst. 1296; Esper, Alcyon. 66. 
t. 21. figs. 1, 2, and t. 22. 
Spongia cristata, Ellis and Soland. Zooph. 186; Turt. Gmel. iv. 
659; Turt. Brit. Faun. 208; Bose. Vers, ii. 172; Stew. Elem. 
u. 434; Montagu in Wern. Mem. ii. 103; Lamour. Cor. Flex. 
28, Corall. 156; Gray, Brit. Pl. i. 359; Templeton in lib. ix. 
471; Risso, L’ Europ. Meérid. v. 370. 
Sp. papillaris, Montagu in Wern. Mem. ii. 90; Grant in Edin. 
New Phil. Journ. 1. 343, and ii. 138. pl. 2, 21, 25, 26; Roget, 
Bridgew. Treat. i. 149. fig. 53. 
Scypha papillaris, Gray, Brit. Pl. i. 357. 
Halina papillaris, Grant in Cyclop. Anat. and Phys... 108. fig.29; 
and Outl. Comp. Anat. 311. fig. 108. 
Spongia compacta, Sowerby’s Brit. Misc. 85. pl. 42; Turt. Br. 
Faun. 208. 
Var. 4. Johnst. Brit. Sp. 114. t.11. fig. 5. 
h,i,j. Presented by G. Johnston, M.D. 
k. Dublm Bay. Presented by G. Johnston, M.D. 
16. HALICHONDRIA aculeata. 
Halichondria aculeata, Bean MSS.; Johnst. Brit. Sp. p- lol. 
pl. 13. figs. 1-3, p. 247. 
Inhab. 2 
d. ASGAGROPILA. 
17. HaALIcHONDRIA Fucorum. 
Spongia Fucorum, Esper, Spong. tab. 49. figs. 1, 2. 
Halichondria fucorum, Johnst. Brit. Spon. 112. t. 9-12. fig. 2, 
». 246. 
eonndie parasitica, Montagu in Wern. Mem. ui. 114; Gray, Brit. 
Pi. 1. 360; Grant in Edin. New Phil. Journ. i. 348. 
Halichondria parasitica, Flem. Brit. Anim. 521; Thompson in 
Ann. Nat. Hist. v. 254 ; Bellamy’s South Devon, 268. 
Halispongia parasitica, Blainv. Actinol. 532. 
a. On Sertularia? “Ireland, W. Thompson, Esq.” Pre- 
sented by G. Johnston, M.D. 
b,c. On Floridea. Ireland, W. Thompson, Esq. Presented 
by G. Johnston, M.D. 
d. On Fucus, Johnst. Br. Sp.t.9. Treland, W. Thompson, 
Esq. Presented by G. Johnston, M.D. 
