Mittheilungen aus der Zoologischen Station zu Neapal

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Wilhelm Engelmann, 1883
 

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505 페이지 - ... ganglion on each side of the oesophagus, and is inserted by an expanded extremity in the ventral shell just to one side of the median ridge. The insertion is a little anterior to the posterior limit of the intestine which lies between the two tendons. The division into two parts, of the divaricators, is much less marked than is the case with the occlusors. These muscles arise, one upon each side of the median line in the posterior part of the ventral shell , a little behind the insertion of the...
82 페이지 - ... Bd. XXXV, p. 326, 1881. 39. Korscheit. »Über Bau u. Entw. d. Dinophilus apatris.« Vorl. Mitth. 'Zool. Anz.' No. 117, Bd. V, p. 398, 1882. 40. Lankester. »Degeneration. A Chapter in Darwinism.
184 페이지 - primitiveren« Wirbelthiere aus diesem »Sinnesorgane« der Mundhöhle ein Spritzcanal und Spritzsack der Nase hat hervorgehen können. Ganz anders aber liegt das Ding bei der Hypothese, die in der zweiten meiner »Studien etc.
449 페이지 - III. 2. Descrizione e Notomia degli Animali invertebrati della Sicilia citeriore osservati vivi negli anni 1822 — 30, Tomo terzo, Napoli 1841.
510 페이지 - Shipley the cells become flatter with a better defined outline, and soon they break from one another and then have an oval form with a large nucleus (fig. 23;. The blastosphere becomes slightly flattened at one pole and here an invagination takes place fig. 24} . The invaginated layer forms three cavities, namely in the centre the mesenteron, and two lateral cavities which form the future body cavity. The cavity of the mesenteron is small and that of the body is very small. The blastopore closes,...
289 페이지 - Carter, On the identity in structure and composition of the so-called seedlike Body of Spongilla with the Winteregg of the Bryozoa and the presence of starch-granules in each.
449 페이지 - Jeffreys, Norman, M'Intosh and Walter, Last Report on dredging among the Shetland Isles (Report of the British Association for the Advancement of Science for 1868). Hancock, On the Anatomy and Physiology of the Tunicata (Journ. Linn. Soc. Zool. vol. IX, 1867). Heller, 1. Untersuchungen Über die Tunicaten des Adriatischen Meeres, 1. Abth. (Denkschr. d. kais. Akad. d. Wissensch. Math.-naturw. Cl. Bd. 34, 2. Abth , p. l, Wien 1875).
292 페이지 - Pelagic Life. — Nature. Vol. 26. Nr. 675. p. 559564. (5. Oct.) 83. — FW Krukenberg, Beiträge zur Kenntnis der Actinienfarbstoffe. — Vergl.-physiol. Stud. II, 3. p. 72. 84. — O. Hamann , Zur Entstehung und Entwicklung der grünen Zellen bei Hydra. — Zeitschr. f. wiss. Zool. Bd. 37. 3. Heft. p. 457. (1. Nov.! 85. — Th. W. Engelmann , Über Licht- und Farbenperception niederster Organismen. — PFLÜGER'B Arch. f. Physiol. Bd. 29. p. 387 (3. Nov.; und in: Onderzoekingen Physiol. Laborat....
272 페이지 - ... substance (after diffusion) in the large vacuoles described above.« Um die Angaben über das Vorhandensein von Stärke in Schwämmen zu prüfen, behandelte ich drei von KELLER untersuchte Spongien. die Herr Dr. VOSMAER in Alkohol conservirt hatte und mir für diesen Zweck freundlichst zur Verfügung stellte, zunächst mit Wasser, um die Gewebe wieder vom Alkohol zu befreien, und dann mit starker Jodlösung. Während bei Suberites flavus nur Braunfärbung eintrat und sich gar keine blau gefärbten...

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