. Bulletin de la Société zoologique de France. Zoology. NOTE SUR LE GENRE PLANISPIRINA 479. Fig. 4. Planispirina sigmoidea Brady. Forme B.— Section tvamversale. Gross. 107/1 tracilm a un coritoiu' transversal i)i^ crsement symétrique, mais. 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 zoologique de France. Paris : Société zoologique de France

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectzoology, bookyear1876