Pictorial Key (IMAGE) Pensoft Publishers Caption This is a pictorial key combining full-focused color images and drawing. Credit AntWeb and Dr. Masashi Yoshimura 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.