Abstract
Zeilschrift für wissenschaftliche Zoologie, 33 Bd., 1 and 2 Heft, October 29, with seventeen plates.—F. E. Schulze, researches upon the structure and the development of the sponges; eighth notice.—On the genus Hircinia of Nardo, and on Oligoceras, a new genus, Plates 1 to 4. The genus of Nardo equals Stematumenia of Bowerbank; Sarcotragus, O. Schmidt; Filifera, laeberkiihn; and Polytherses of Duchassaing and Michelotti. The structure of the filaments—algæ of some authors—is fully discussed. The new genus Oligoceras is established for a new species (collective) from Lesina, which, though a fibrous sponge, is almost destitute of fibrous material, —Prof. E. Selenka, on the germ lamellae and the arrangement of the organs in the Echinids, Plates Sand 7.—Prof. A. Weismann, Contributions to the natural history of the Daphnidse, No. 6 and 7, with Hates 8 to 13.—Prof. P. Langerhans, on the worm fauna of Madeira, with Plate.s 14 to 17.
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Scientific Serials . Nature 21, 168–169 (1879). https://doi.org/10.1038/021168a0
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DOI: https://doi.org/10.1038/021168a0