118 
BRITISH RADIATA. 
3. Lepralia simplex. 
Lepralia simplex, Johnst. Hist. Brit. Zooph. ed. 2. p. 305. t. 54. 
fig. 4. 
a. l On Lima. Sana Island. Presented by G. Johnston, 
M.D. 
b. On shells with Lep. ventricosa, absorbing a slight pit in 
the surface. Sana Island. Presented by G. Johnston, 
M.D. 
c. With “Lep. tenuis, var.” Presented by G. Johnston, 
M.D. 
d. e, f. “ Lep. simplex ! ” Presented by G. Johnston, M.D. 
4. Lepralia ventricosa. 
Lepralia ventricosa, Hassall, Ann. <$• Mag. Nat. Hist. vii. 412; 
Johnst. Hist. Brit. Zooph. ed. 2. p. 305. t. 54. fig. 5. 
a. On stone. Berwick Bay. Presented by 6. Johnston, 
M.D. 
b, c, d, e. On shells. Presented by G. Johnston, M.D. 
5. Lepralia ovalis. 
Lepralia ovalis, Hassall, Ann. Sf Mag. Nat. Hist. ix. 413; Johnst. 
Hist. Brit. Zooph. ed. 2. p. 307. t. 56. fig. 1. 
a. On Pholas. Presented by G. Johnston, M.D. 
b, c. On Pholas with Lep. ovalis, L. annulata, and L. biforis. 
Presented by G. Johnston, M.D. 
6. Lepralia 4-dentata. 
Lepralia 4-dentata, Hassall, Ann. Sf Mag. Nat. Hist. vi. 1/1. 
pi. 6. fig. 5; Macgillivray, ibid. ix. 467 ; Johnst. Hist. Brit. 
Zooph. ed. 2. p. 309. 
Inhab. Ireland, Hassall. Aberdeen, Macgillivray . 
7. Lepralia granifera. 
Lepralia granifera, Johnst. Hist. Brit. Zooph. ed. 2. p. 309. t. 54. 
fig- 7- 
Flustra Montferrandi, Aud. Expl. i. 240, from Savig. Egypt. 
t. 9. fig. 14. 
a. On slate. Berwick Bay. Presented by G. Johnston, 
M.D. 
b. On stone with Lep. punctata. Presented by G. John- 
ston, M.D. 
c. Var. cell subannulate. On stone. Presented by G. 
Johnston, M.D. 
