116 
BRITISH RADIATA. 
1. Hippothoa catenularia. 
Tubipora catenularia, Jameson, Wern. Mem. i. 561. 
Tubipora catenulata. Stew. Elem. ii. 425. 
Hippothoa catenularia, Flem. Brit. Anim. 534 ; Hassall, Ann. fy 
Mag. Nat. Hist. vi. 170; Couch, Zooph. Cornw. 43; Corn. 
Faun. iii. 101. pi. 18. fig. 5 ; Johnst. Hist. Brit. Zooph. ed. 2. 
p. 291. t. 50. figs. 9, 10. 
Hippothoa Elliotse, Gray, Zool. Misc. 34. 
a, b, c, d. On shells. Sana Island. Presented by G. John- 
ston, M.D. 
e,f. Cork, with II. divaricata and Diastopora Obelia. 
Presented by G. Johnston, M.D. 
2. Hippothoa divaricata. 
Hippothoa divaricata, Lamx. Expos. Meth. 82. t. 80. figs. 15, 16; 
Johnst. Hist. Brit. Zooph. ed. 2. p. 292. t. 51. figs. 3, 4. 
Catenicella divaricata, Blainv. D. S. N. 1830, lx. 42/ ; Man. Act. 
Hippothoa lanceolata. Gray, Zool. Misc. 35 ; Hassall, Ann. fy 
Mag. Nat. Hist. vii. 366. pi. 8. figs. 5, 6 ; Couch, Zooph. 
Cornw. 43 ; W. Thompson, Ann. Nat. Hist. v. 252 ; Couch, 
Corn. Faun. iii. 102. pi. 18. fig. 6. 
a, e,f, g, h. Sana Island. Presented by G. Johnston, M.D. 
i. (H. lanceolata) with Lepralia verrucosa, L. reticulata. 
Peach. Presented by G. Johnston, M.D. 
j, k, l. On worn Pectens. “ H. lanceolata.” Presented by 
G. Johnston, M.D. 
Var. /3. Cells contiguous on sea- weed. 
b, c, d. Bootle, Cheshire, Ayrshire, and Ireland. Presented 
by G. Johnston, M.D. 
3. Hippothoa sica. 
Hippothoa sica, Couch, Corn. Faun. iii. 102. pi. 19. fig. 8 ; Johnst. 
Hist. Brit. Zooph. ed. 2. p. 293. 
Inhab. 
4. Hippothoa cassiterides. 
Hippothoa cassiterides. Couch, Johnst. Hist. Brit. Zooph. ed. 2. 
p. 476. fig. 87- 
Inhab. 
2. Lepraliana. 
4. Cribrilina. 
Cribrilina, Gray, Appendix, Proc. Zool. Soc. 1838. 
Lepralia, sp. Hassall, Ann. Nat. Hist. viii. 368; Johnst. Brit. 
Zooph. ed. 2. 312. 
