The Female Spermathecal Duct of Thistle Tortoise Beetles (image) Kiel University Share Print E-Mail Caption The laser scanning microscope image shows the female spermathecal duct of thistle tortoise beetles. The entrance can be seen on the left side. The beetles' vagina starts on the right. Credit Dr. Yoko Matsumura Usage Restrictions The image may only be used with appropriate caption or credit. 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.