 | Julius Victor Carus - 1879 - 702 pages
...nervous system lies within the circular and longitudinal muscles, and is thus not in proximity rvith the skin. In this respect also Peripatus shews no...nerve is given off from the posterior border of the supraoesophageal ganglion to the oesophagus wich probably forms a rudimentary sympathetic system. I... | |
 | Cambridge univ, morphol. lab, Francis Maitland Balfour - 1880 - 326 pages
...cords and the completeness of the commissural connections between the two cords, &c., the organisation of the nervous system of Peripatus ranks distinctly...proximity with the skin. In this respect also Peripatus shows no signs of a primitive condition of the nervous system. A median nerve is given off from the... | |
 | Francis Maitland Balfour - 1885 - 952 pages
...cords and the completeness of the commissural connections between the two cords, &c., the organisation of the nervous system of Peripatus ranks distinctly...nerve is given off from the posterior border of the supracesophageal ganglion to the oesophagus, which probably forms a rudimentary sympathetic system.... | |
 | 1879 - 594 pages
...cords and the completeness of the commissural connections between the two cords, &c., the organisation of the nervous system of Peripatus ranks distinctly...proximity with the skin. In this respect also Peripatus shows no signs of. a primitive condition of the nervous system. A median nerve is given off from the... | |
 | Cambridge Philosophical Society - 1880 - 466 pages
...commissures dilate and form a pair of ganglia equivalent to the annelidan and arthropod an suboesophageal ganglia. These ganglia are closely approximated and...nerve is given off from the posterior border of the supraoesophageal ganglion to the oesophagus which probably forms a rudimentary sympathetic system.... | |
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... from normal Arthropoda and Annelida, viz. the absence of ganglia on the ventral cords, does not really exist. In other particulars, as in the amount of nerve cells in the ventral cords and the completeness of the commissural connections between the... 