<I>Thorichthys meeki</I> (IMAGE) Louisiana State University Caption One of the cichlid fish from Guatemala, Thorichthys meeki, collected by LSU Curator of Ichthyology Prosanta Chakrabarty for the study that refuted the date in which the Isthmus of Panama was formed. Credit Courtesy of Prosanta Chakrabarty, LSU Usage Restrictions Run photo credit: Prosanta Chakrabarty, LSU License Licensed content 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.