<I>Pentecopterus</I> Hairs (IMAGE) BMC (BioMed Central) Caption These are <I>Pentecopterus</I> hairs. Scale bar 1 mm. Credit James Lamsdell Usage Restrictions None 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.