ECTOPROCTA. 
Pol 9 
CHEILOSTOMA. 
Eucratead^. 
Cheilonella , n. subg. Hippothoce , for C. gigas , n. sp., Bavarian Tertiary, 
Koschinsky, p. 57, pi. iii, fig. 5. 
Eucratea chelata, L., n. var. elongata, Isle of Man, Lomas, p. 165, 
pi. iii, fig. 1. 
Celltjlariad.®. 
1/Lenipea duplex , n. sp. (= ? Cellularia tcrnata forma duplex , Smitt), 
Kara Sea, Levinsen, p. 309, pi. xxvi, figs. 1 & 2. 
Scrupocellaria bertholletii, Aud., described and figured ; Hincks, p. 258, 
pi. ix, figs. 1 & 2. 
BlCELLARIADiE. 
Dugula spicata, B. simplex , n. spp., Adriatic, Hincks, p. 2G2, pi. ix, 
figs. 5 & 7. B. murrayana, Johnst., redescribed, with figs. ; Levinsen, 
p. 310, pi. xxvi, figs. 3-6. B. calathus , Norm., specific characters ; Vige- 
lius, (3) : for development see p. 4, antea. 
Notamiid^e. 
Synnotum, n. g. Zoarium of erect, slender, bifurcating shoots, attached 
by tubular fibres. Zocecia paired, back to back, connected by tubular 
prolongations with pair next but one below : front occupied by a mem- 
branous area ; sessile lateral avicularia, and an articulated avicularium 
between each pair of cells. Ocecium wanting. For Gemellaria avicularis, 
Pieper ; Hincks, pp. 255-258. 
Flustrjmj. 
Flustra securifrons , Pall., redescribed, with figs. ; Levinsen, p. 314, 
pi. xxvi, figs. 7-9. 
MEM B RAN IPO RIDAS. 
Bijluslra • sidcatcL, n. sp., Montecchio Maggiore, Gottardi, p. 305, 
pi. xiv, fig. 2. 
Discoflustrellaria ubaghsi , n. sp., Cretaceous, St. Pierre, Meunier & 
Pergens, p. 32, pi. ii, fig 8. 
Discopora turgenervi , n. sp., Sebastopol, Ostrooumoff, (5) p. 566. 
Membranipora operculata , n. sp., Adriatic, Hincks, p. 265, pi. ix, fig. 8. 
M. serrulata, Busk, redescribed, with figs ; Levinsen, p. 316, pi. xxvii, 
figs. 1 & 2. M. armata , M. composita , n. spp., Bavarian Tertiary, 
Koschinsky, pp. 20 & 21, pi. i, figs. 4, 1, & 2. M. ( Sendra ) repiachowi , 
n. sp., Sebastopol, Ostrooumoff, (5) p. 563. 
Periteichisma, n. g. for Vincularia geometric a, Reuss, 1869 ; id. t. c. 
