Moreover, in the ray, besides the organ just referred to, there is, as Dr. R. McDonnell has shown, another organ near the head, not known to be electrical, but which appears to be the real homologue of the electric battery in the torpedo.
Are, arraiak, aipaberri dugun organoaz gain, R. M'Donnell doktoreak frogatu duen moduan, beste organo bat dauka burualdean, elektrikoa denik ez badakigu ere, dirudienez Torpedoaren bateria elektrikoaren benetan homologoa dena.