Mittheilungen aus der Zoologischen Station zu Neapel: zugleich ein Repertorium für Mittelmeerkunde, 5권Wilhelm Engelmann, 1884 |
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adoralen Wimpern ähnlich Alcyonaria animal Aplysia äußeren äußerst beiden beschrieben besonders Bewimperung canal cases cells Cilien CLAPARÈDE und LACHMANN Codonella COHN Comatula contractile Cothurnia Cuticula Decapoden depilans development Diatomeen dorsal dorsal filaments Drüsen eben Ectoderm einander elastische Band Ende entodermic Epithel erst erwähnt Exemplaren Fäden feinen Fermentzellen filaments finden Fläche Flosse Form found ganzen Gattung GEGENBAUR glabrum großen Halistemma Halterinen hermaphrodite hinteren Hülse Hypodermis Infusionsthier Infusorien Inquilinus KENT Kern Kiemen Kiemenbogen Kiemenspalten kleinen Knorpel konnte Körpers Länge larva lich linken macchie meist Musculatur Muskelfibrillen Muskeln Myotome Myzostoma Myzostomidae Nerven Nesselknopfes organs Oxytricha Oxytrichinen Peristom Physophora pigment pigmented Pneumatophore Portion Protoplasma Querschnitt Rande rechten Schlund Schnitte section Selachier siphon Siphonophoren species stark Station zu Neapel STEIN Stiel Structur Stützlamelle tentacles Tentakel Theil Thiere Tintinnoden Tintinnus Trichocysten unsere Untersuchungen Vacuolen ventralen verschiedenen viel Visceralbogen vorderen vorhanden vorn Vorticellinen Wasser Wimpern ZEISS Zellen ziemlich zooids Zool zwei
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457 페이지 - A few experiments have been made on the extent of their visual power, which make it very doubtful whether they are of much value to the animal in avoiding its enemies. The most reasonable theory of their function seems to be that, when on the ebbing of the tide, a probability arises that they will be left high and dry on the shore, they can appreciate the fact by the growing intensity of the light, and, by that peculiar flapping motion of their valves the Pectens are so remarkable for, move away...
571 페이지 - The simple fact of the diversity in the sexual relations displayed within the limits of the genera Ibla and Scalpellum, appears to me eminently curious. We...
458 페이지 - ... avoiding its enemies. The most reasonable theory of their function seems to be that when on the ebbing of the tide , a probability arises that they will be left high and dry on the shore, they can appreciate the fact by the growing intensity of the light, and by thatpecnliar flapping motion of the valves the Pectens are so remarkable for. move away into deeper water...
81 페이지 - Farbe rühren zum Theil ohne Zweifel von diesen Blasen her, indem deren Inhalt schon innerhalb der Drüse gelöst wird. Die meisten derselben gelangen jedoch unversehrt und unverändert in den Magen und theilweise auch in den Enddarm, denn sowohl dort wie hier sind sie unter normalen Verhältnissen stets zu finden.
445 페이지 - Per cent) and thence to picrocarmine, reduction taking place during the process , or the osmic acid may be added after the silver has been already reduced in the potassic nitrate. In successful preparations made in the above manner , the limits of all the cells of the epidermis and of the alimentary canal are exceedingly sharply marked out, the nuclei of these cells as well as of the muscle cells, connective tissue corpuscles and other tissue elements being very distinctly stained. Besides the...
445 페이지 - The principle of this method was suggested to me by Dr. WH Ransom, and consists in the replacement of distilled water in the ordinary process of silver staining by a solution of a neutral salt not precipitable by silver nitrate, and of the same specific gravity as sea-water.
290 페이지 - Dendrocometes paradoxus Stein, nebst einigen Bemerkungen über Spirochona gemmipara und die contractilen Vacuolen der Vorticellen.
158 페이지 - Animals.' 1871, pp. 115-126. 3. " Preliminary Note on the Brain and Skull of Amphioxus and Ammocastes." Proc. Roy. Soc., 1874, pp. 127-132. 4. " On the Nature of the Cranio-facial Apparatus of Petromyzon.
164 페이지 - Die Umwandlung der Zellen der Muskelknospen erfolgt erst, wenn alle einzelnen Knospen an ihrer definitiven Stelle angekommen sind, — bis das geschehen verharren sie alle in ihrer embryonalen Zellnatur.