The scraper of the
stridulatory organ, located on the posterior border of the
postpetiole.
written by: Leponce, M., T. Delsinne , Y. Laurent, J. Cillis, I. Bachy, A. Heughebaert, P. Desmet, and N. Youdjou. 2010. RBINS Ant eMuseum Paraguay Collection Glossary. Availble at http://projects.biodiversity.be/ants/.