Geological magazine . RITISH TUNICATA. By the late Joshua Alder and the lateAlbany Edited by John Hopkinson. Vol. III. xii-f 114+ 34 Pig^s, with 16 plates (li-lxvi). 8vo. Cloth. 1912. 12^-. 6d. net.(Compleiing the workj Vol. I, ^^s. 6d. net; Vol. II, £1 $s. net. PAL/EONTOGRAPHICAL SOCIETY. VOLUME LXV. 4to Boards, or in separate parts. £1 Ss. net. May be hadseparately at the prices fixed. Containing- 1. THE PLEISTOCENE MAMMALIA. — MUSTELID.^. With Title-page and Index to Vol. II. By Professor S. H. Reynolds. Eightplates. 8j. net. 2. THE CARBONIFEROUS GANOID FISHES. Part I, No. 6. By D
Geological magazine . RITISH TUNICATA. By the late Joshua Alder and the lateAlbany Edited by John Hopkinson. Vol. III. xii-f 114+ 34 Pig^s, with 16 plates (li-lxvi). 8vo. Cloth. 1912. 12^-. 6d. net.(Compleiing the workj Vol. I, ^^s. 6d. net; Vol. II, £1 $s. net. PAL/EONTOGRAPHICAL SOCIETY. VOLUME LXV. 4to Boards, or in separate parts. £1 Ss. net. May be hadseparately at the prices fixed. Containing- 1. THE PLEISTOCENE MAMMALIA. — MUSTELID.^. With Title-page and Index to Vol. II. By Professor S. H. Reynolds. Eightplates. 8j. net. 2. THE CARBONIFEROUS GANOID FISHES. Part I, No. 6. By Dr. R. H. Traquair. Five plates. net. 3. THE FISHES OF THE ENGLISH CHALK. Part VII. With Title-page and Index. By Dr. A. S. Woodward. Eight plates. Sj. net. 4. THE CRETACEOUS LAMELLIBRANCHIA. Vol. IL Part VIII. By Mr. PI. Woods. Four plates. 4r. net. 5. THE FOSSIL SPONGES. Title-page and Index to Vol. I. By Dr. G. J. HiNDE. IS. net. London: DULAU & Co., Ltd., 37 Soho Square, W. Geol. Mag., 1912. Plate R. M. Briidone, Photo. Brmriise, CoUo. Chalk Polyzoa. THE GEOLOGICAL MAGAZINE. NEW SERIES. DECADE V. VOL. IX. No. X.—OCTOBER, 1912. I.—jNotes on new ok imperfectly known Chalk Poltzoa. By E. M. Beydone, (Continued from the July Number, p. 296.) (PLATE XXII.) Membeanipoea pyeigeea, sp. nov. (PI. XXII, Figs. 1-5.) Zoarium always adherent, rarely large. Zooecia pyriform when not crowded, small, the earlier forms largerthan the later, but individually very variable; area sub-triangular;a slight internal front wall, occasionally surrounded by a faint line ;under the ooecia the rim is very thin, very low, and set distinctly backfrom the general curve. Ooecia small, globose and prominent, the free edge coinciding verynearly but not quite accurately with the general curve of the marginof the area. Avicularia short and pyriform, with a narrow oval aperture in theupper part deep-set within a short wide pyriform area, the sides ofwhich near its lower end are folded o
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectgeology, bookyear1864
