Die chemische Natur des Wehrsekretes von Pseudophonus pubescens und Ps. griseus

Open Access

1 June 1961

journal article
research article
Published by Walter de Gruyter GmbH in Zeitschrift für Naturforschung B

Vol. 16 (6) , 361-363
https://doi.org/10.1515/znb-1961-0603

Abstract

In the beetle genus Pseudophanus the protective substance was identified as formic acid. The beetle stores about 2 mg of the 70-75% acid in each of the pair of pygidial vesicles.