92 
BRITISH RADIATA. 
Alcyonium ramosum molle, multis polypis obsessum. Bast, Opusc. 
Subs. i. 40. t. 1. fig. 5. A, B. 
Alcyonium gelatinosum, Pall. Elench. 353; Linn. Syst. 1295; 
Oliv. Zool. Adriat. 240; Esper, Pflanz. t. 18. A. figs. 1, 2 ; 
Mdll. Zool. Dan. Prod. 255 ; Zool. Dan. iv. 30. t. 147 ; Ellis 
and Soland. Zooph. 175 ; Jameson, Wern.Mem. i. 563; Stew. 
Elem. ii. 432 ; Flem. Brit. Anim. 517 ; Lamoc. Cor. Flex. 350 ; 
Blainv. Diet. Sc. Nat. lx. 488; Act. 525. pi. 92. fig. 1. 
Ulva diaphana, Eng. Bot. pi. 263 ; With. Bot. Arrang. iv. 121 ; 
Hull. Brit. FI. ii. 312 ; Lam. andDecand. Flor. Frang. ii. 6. 
Epipetrum gelatinosum, Ohen, Lehrh. Nat. 80, 1815. 
Alcyonidium diaphanum, Lamx. Gen. TJialas. 71- t. 7* fig- 4; 
Exjws. Meth. 71; Gray, Brit. PI. i. 353; Hook. FI. Scot. 
ii. /5; Loud. Encyclop. PI. 928. no. 15045; Couch, Corn. 
Faun. iii. 133. 
Al. flavescens. Loud. Encyclop. PI. 928. no. 15046. 
Halodactylus diaplianus, Farre, Phil. Trans. 1837, 405. pi. 25, 
26 ; Van Beneden, Recherch. 60. pi. 8. fig. 12. 
Alcyonidium gelatinosum, Johnst. Brit. Zooph. 300. pi. 41. figs. 
1-3 ; Couch, Corn. Faun. 132; W. Thompson, Ann. Nat. Hist. 
V. 253; Hassall, Ann. Sf Mag. Nat. Hist. vii. 370; Johnst. 
Hist. Brit. Zooph. ed. 2. p. 358. t. 68. figs. 1-3. 
a. In spirits. Ireland, W. Thompson, Esq. Presented by 
G. Johnston, M.D. 
b, c. In spirits. W. E. Leach, M.D. 
2. Alcyonidium hirsutum. 
Alcyonium gelatinosum, Fabr. Faun. Grcenl. 447 ; Esper, Pflanz. 
Alcyon. t. 18. fig. 1. 
A. hirsutum, Flem. Brit. Anim. 517 ; Johnston, Zool. Journ. iv. 
418, & Trans. Newc. Soc. ii. 251. pi. 9. fig. 1 ; Blainv. Diet. 
Sci. Nat. lx. 488. 
Alcyonidium hirsutum, Johnst. Brit. Zooph. 303. pi. 42. figs. 1, 2; 
Hassall, Ann. Sf Mag. Nat. Hist. vii. 370. pi. 10. figs. 3, 4; 
Couch, Corn. Faun. iii. 133 ; Johnst. Hist. Brit. Zooph. ed. 2. 
p. 361. t. 69. figs. 1, 2. 
Halodactylus hirsutus, VanBened. Recherch. 61. pi. 8. figs. 3-8. 
a. Dry, on paper. Berwick Bay. Presented by G. John- 
ston, M.D. 
3. Alcyonidium parasiticum. 
Alcyonium parasiticum, Flem. Brit. Anim. 518; Blainv. Diet. 
Sci. Nat. lx. 488. 
Alcyonidium parasiticum, Johnst. Brit. Zooph. 304. pi. 41. figs, 
4, 5 ; Couch, Corn. Faun. iii. 134 ; Hassall, Ann. ^ Mag. Nat. 
Hist. vii. 370 ; Pieid, Ann. Sf Mag. Nat. Hist. xvi. 393 ; Johnst. 
Hist. Brit. Zooph. ed. 2. p. 362. t. 68. figs. 4, 5. 
