. Bulletin de la Société géologique de France. Geology. Fig. 30. — MegaporajUincks. — Type : M. ringens (Hincks).. Fig. 36. — Diplodidymia Reuss. — Type : D. com- plicata (Rss]. Zoecio, wiîh a dcpressed area in front, sur- rounded by a raised margin, and partially closed in by a calcareous lamina aperture trifoliate, the lower portion fiUed in by a horny plate, on nich the opercular vahe Works » (Hincks)- Zoécies ectocystées. Cryp- tocyste limité par un cadre saillant. Opésie trifoliée; le lobe inférieur est occupé par une membrane cornée sur laquelle s'articule l'opercule. Actuel. Type : Memb
. Bulletin de la Société géologique de France. Geology. Fig. 30. — MegaporajUincks. — Type : M. ringens (Hincks).. Fig. 36. — Diplodidymia Reuss. — Type : D. com- plicata (Rss]. Zoecio, wiîh a dcpressed area in front, sur- rounded by a raised margin, and partially closed in by a calcareous lamina aperture trifoliate, the lower portion fiUed in by a horny plate, on nich the opercular vahe Works » (Hincks)- Zoécies ectocystées. Cryp- tocyste limité par un cadre saillant. Opésie trifoliée; le lobe inférieur est occupé par une membrane cornée sur laquelle s'articule l'opercule. Actuel. Type : Membranipora ringens Bus. (Fig. 35). G. Diplodidymia Reuss, 1869. (( Polyparium liberum ramosum, ramis gracillimis transversim surhomboideis ; cel- lularum seriebus in antica et postica facie binis alternantibus, dorso connatis; cellulis depressis marginatis insequilateralibus, subinflexis; avicularis magno infra cellulam. posito. )) (Reuss.). Tertiaire. Type : D. complicataRss. de Gaas(Fig. 36).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Société géologique de France. Paris : La Société
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