BRITISH RADIATA. 
99 
6. Farrella. 
Lagenella, Farre, Phil. Trans. 1837 ; not Ehrenberg, 1832. 
Farrella, Ehrenberg, Ann. ^ Mag. Nat. Hist. vii. p. 303 ; Johnst. 
Hist. Brit. ZoopJi. ed. 2. p. 380. 
Laguncula, Van Beneden, Mem. 5, 1845. 
Bowerbankia, sp. Johnst. Brit. Zooph. ed. 1. 256, 1838. 
1. Farrella repens. 
Farrella repens, Johnst. Hist. Brit. Zooph. ed. 2. p. 380. 
Lagenella repens, Farre, Phil. Trans. 1837, p. 403. pi. 24; W. 
Thompson, Ann. Nat. Hist. y^ 252; Hassall, Ann. ^ Mag. 
Nat. Hist. vii. 364. 
Bowerbankia repens, Johnst. Brit. Zooph. 256. 
Laguncula repens. Van Beneden, Becherch. 25. pi. 1 & pi. 2 A. 
a. Dry, on paper, with Cellularia scuposa and C. ciliata. 
Ireland, W. Thompson, Esq. Presented by G. Johnston, 
M.D. 
Fam. 2. Cristatellid^e. 
Polypes douteux (P. dubia), Blainv. Diet. Sci. Nat. 1830, lx. 
455. 
Polypiaria bippocrepia, P. Gervais, Ann. des Sc. Nat. vii. (1837), 
p. 77 (from Blainv.). 
Limniades, Johnst. Brit. Zooph. ed. 1. 248, 1838; Allman, Ann. 
Mag. Nat. Hist. xiii. 
Polyzoa bippocrepia, J. E. Gray, Syn.Brit. Mus. (1842), p. 135 ; 
Johnst. Hist. Brit. Zooph. ed. 2. p. 386, 1847. 
Cristatellidse, Gray, Syn. Brit. Mus. 1842, 135. 
Cristatellidae & Plumatelbdse, Brit. Zooph. ed. 2. 387-391, 
1847. 
1. Cristatella. 
Cristatella, Cuvier, Tab. Elem. 656, 1797 ; P. Ai 1817 ; Ohen, 
Lehrb. Nat. 54. 
Cristatella, Lamk. 1801, animal only, LamA;. 1818. 
1. Cristatella Mucedo. 
De kleine Vederbos-poly, met. bet. balvormig lyf, Rosel, Hist. 
der Insect, iii. ; Polyp. 517- pi. 91. 
Cristatella Mucedo, Cuv. Tab. Elem. 656 (1797); Reg. Anim.iii. 
296 ; Gervais, Ann. des Sc. Nat. Part. Zool. vii. 77, n. s. ; 
Turpin, ibid. vii. 65. pi. 2, 3. figs. 1-7 ; Allman, Athenceum, 
Sept. 1846, p. 1005; Johnst. Hist. Brit. Zooph. ed. 2. p. 387- 
fig. 72. 
C. stagnorum, Lamk. Syn. 385 (animal, not sponge). 
I Cristatella Centrifuga, Oken, Lehrb. Nat. 54. 
! E 2 
