<i>Acrostichus medius</i> (IMAGE) Pensoft Publishers Caption New roundworm, Acrostichus medius: anterior end (left) and uterine region (right) of a hermaphroditic female. Credit Dr. Qudsia Tahseen Usage Restrictions CC-BY 4.0 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.