Carl Theodor Ernst von Siebold (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Carl Theodor Ernst von Siebold" in Portuguese language version.

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archive.org

  • Siebold, C. Th. v. (1848). Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere [Textbook of Comparative Anatomy of Invertebrate Animals] (em alemão). Berlin, (Germany): Veit & Co. p. 4  From p. 4: "Arthropoda. Thiere mit vollkommen symmetrischer Form und gegliederten Bewegungsorganen. Centralmasse des Nervensystems besteht aus einem den Schlund umfassenden Ganglienring und einer von diesem ausgehenden Bauch-Ganglienkette." (Arthropoda. Animals with completely symmetric form and articulated organs of movement. Central mass of the nervous system consists of a ring of ganglia surrounding the esophagus and an abdominal chain of ganglia extending from this [ring of ganglia].)

biodiversitylibrary.org