CHILOSTOMATA. 
Moll 109 
Flustrida?. 
Carhasea papyrea (Pallas), var. n. mazeli, Marseilles, 105-108 metres, 
Marion, Ann. Sci. Nat. (6) viii. art. 7, pp. 33-35, pi. xviii. fig. 10. 
Diachoris patellaria (Moll.) = simplex (Heller), with var. n. multi- 
juncta, and D. magellanica (Busk) = huslci (Heller), all from Naples, 
the last 30-50 fath , described by Waters, 1. c. pp. 120 & 121, pi. x. 
figs. 6-9, pi. xii. fig. 1, pi. xiii. fig. 4. 
Diachoris costata (Busk, 1876), Busk, Phil. Tr. clxviii. p. 195, pi. x. 
figs. 4 & 5, Kerg^ielen and Falklands. 
Membraniporida^]. 
Memhranipora. McCoy, 1. c. pp. 29-35, describes and figures from the 
Victorian coasts: pi. xxv., M. memhranacea^ Linn., fig. 1, perforata, 
McGill., fig. 2, ciliata, McG., fig. 3, mamillaris, McG., fig. 4, umhonata, 
Busk, figs. 5 & G, 2 >ilosa, Linn., fig. 7, cervicornis. Busk, fig. 8 ; pi. xxvi., 
M. (Hspar, McG., fig. 1, woodsi, McG., fig. 2, lineata, Linn., fig. 3, rosseli, 
And., fig. 4, lacroixi, Sa^., figs. 5 & 6. 
Memhranip)ora (? g. n.) cinefa, sp. n., Hutton, P. R. Soc. Tasm. 1877 
[1878], p, 2.3, St. Vincent’s Gulf, Tasmania. 
Menibraniimra flemingi (Busk), with var. gregaria (Heller) = aperta 
(Manzoni), and M. angulosa (Reuss), from Naples; Norman, Ann. N. H. 
(5) iii. pp. 122 & 123, pi. xiii. figs. 2, 3, & 5. 
Memhranipora spinosa (Qu. & Gaim.) ; Bnsk, 1. c. p. 195, pi. x. fig. 3, 
Kerguelen. 
MiCROPORIDAi]. 
Micropora imjo'essa (Moll, as Eschara) = Memhranipora gracilis 
(Reuss) = Memhr. andegavensis and calpensis (Busk) == hifoliatd 
(Heller), distinguished by the separable distinct operculum and the cal- 
careous margin of the aperture, from Naples ; Waters, Ann. N. H. (5) iii^ 
p. 123. 
Steganoporella smitti, now name for Memhranipora andegavensis (Busk, 
Crag Polyzoa, nec Michelin), new to Britain ; Hincks, Ann. N. H. (5) 
iii. p. 156. 
Microporellid.®. 
Diporula, g. n. Zooecia calcareous, without a membranous area or 
raised margins ; orifice arched and expanded above, contracted below, and 
slightly constricted by two lateral projections, lower margin straight and 
entire ; a semilunate pore on the front wall. Avicularia present. 
Zoarium erect, with cylindrical branches. D. verrucosa (Peach). Hiiicks, 
Z. c. p. 156. 
Chorizopora, g. n. Zocecia without a membranous area or raised 
margins, more or less distant, connected by a tubular network ; orifice 
semicircular, with the inferior margin entire ; no special pore. Type, C. 
hrongninrli (Audouin). Id. ibid. 
