CHILOSTOMATi. 
Moll 117 
pi. XX. figs. 7 & 8, p. 159, pi. xxi. figs. 5 & 6, p. 170, pi. xx. fig. 9, all 
British. 
Membranipora tenuirostris = flcmingi (Waters, nec Busk), nodulifera, 
crassimarginata^ and granulifera, spp. nu., all from Madeira, the first 
also from Naples, and sceletos (Busk, as Lepralia), Madeira ; Hincks, 
Ann. N. H. (5) vi. pp. 70-73, the four former, pi. ix. figs. 1-4. 
Memhranipora alhida, sp. n., Singapore, plana, sp. n., Australia, armi- 
fera, Gulf of St. Lawrence, horrida, California, carteri, Australia, pura, 
Australia or New Zealand, villosa, California, distorta, Ceylon, nitens, and 
transversa, Australia, all spp. nn. ; id. 1. c. pp. 81-89, pi. x. figs. 5-8, & pi. xi. 
figs. 2-9. 
Memhranipora minax (Smitt) = princeps (Hincks) with fixed avicu- 
larium, delicatala (Busk), Florida, trifoUum (S. Wood) var. n. minor, Bahia, 
antiqua (Busk) with very remarkable avicularia, not prehensile, probably 
defensive, and mam^7Zam (Lamx.), Australia; id, 1. c. pp. 83-88, the 
latter four, pi. x. fig. 9, pi. xi. figs. 1, 6, & 7. 
Memhranipora ienella, Florida, poliia and corhida, Australia, spp. nn. 
Jlemingi (Busk) var. n., locality uuknown, and pedunculata (Manzoni, 
foss,), recent from Ceylon ; id. 1. c. pp. 37G-378, pi. xvi. figs. 7 & 8, ph xvii. 
figs. 1, 2, & 6. 
Memhranipora cervicornis, sp. n., Haswell, P. Linn. Soc. N. S. W. v. 
p. 38, Australia ?. 
Bijlustra armata and crassa, spp. nn., id. 1. c. p. 38, pi. i. figs. 7 & 8, 
Queensland. 
Siplionoporella, g. n. Zooocia with raised margins, front depressed, in * 
part membranaceous ; a small calcareous tube with wide mouth placed at 
one side of the lamina below the aperture and opening into the cavity of 
the cell ; zoarium incrusting. S. nodosa, sp. n., locality unknown. Hincks, 
Aun. N. H. (5) vi. p. 91, pi. xi. fig. 10. 
Microporidj]. 
Micropora coriacea (Esp., as Flustra) and complanata (Norman, as 
Lepralia), the latter = Memhranipora smithi (Manzoni) ; Hincks, Brit. 
Polyz. pp. 174 & 175, pi. xxiii. figs. 5-7, & 8, 9, British. 
Micropora coriacea (Esp.) var., Mediterranean or Red Sea; id. Ann. 
N. H. (5) vi. p. 378, pi. xvi. fig. 6. 
Steganoporella smitti, new name for Memhranipora andegavensis (Busk), 
probably not Eschara andegavensis (Michelin), recent off the Cornish 
Coast ; id. Brit. Polyz. p. 178, pi. xxiv. figs. 5 & 6. 
Steganoporella rozieri (Audouin) with varr. nn. gotliica, Mazatlan and 
California, indica, India, and falcifera, Australia, S. elongata, sp. n., 
Africa, andyer?;om, sp. n., Adelaide ; id. Ann. N. H. (5) vi. pp. 379-381, 
pi. xvi. figs. 1-5. Some more foreign species of this genus enumerated, 
p. 381. 
Setosella vulnerata (Busk) from Madeira, id. 1. c. p. 73, pi. ix. fig. 5. 
Cribrilinid.®. 
Crihrilina radiata (Moll., as Eschara), punctata (Hassall, as Lepralia), 
