Trap-Jaw Ant Is One of the Rarest In the U.S. (image) North Carolina State University Share Print E-Mail Caption Odontomachus relictus is a trap-jaw ant species that is found only in endangered scrub habitat on central Florida's ancient sand ridges. Researchers now suspect that different groups of O. relictus may have evolved into separate species, which would make the new species the rarest ant in North America. Credit Magdalena Sorger Usage Restrictions Photo credit must be given. 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.