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File:1911 Britannica - Epigonichthys cultellus.png

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Description
English: Epigonichthys cultellus from below and from the left side. (Slightly altered from Kirkaldy.)
  • rm and lm, Right and left metapleur;
  • at, atriopore;
  • an, anus;
  • e, “eyespot” at anterior end of neurochord projecting beyond the myotomes (my);
  • n, notochord;
  • rgo, gonads of right side only showing through by transparency;
  • go 20, the last gonad;
  • dfr, dorsal fin with fin chambers and fin rays;
  • vfc, ventral fin chambers.
Illustration from 1911 Encyclopædia Britannica, article Amphioxus.
Date
Source Encyclopædia Britannica Eleventh Edition, Vol. 1, Page 887;
Author Encyclopædia Britannica, 1911

Licensing

Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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