Skull of the Primitive Flatfish Heteronectes (image) Federation of American Societies for Experimental Biology Share Print E-Mail Caption This is a skull of the primitive flatfish Heteronectes, with views of the left- and right-hand sides. The left-hand side shows an eye that has migrated toward the top of the skull, but not reached the other side, in this adult specimen. Credit Image by M. Friedman. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.