Template:ICZN Opinion 516
- ICZN, 1958. Opinion 516. Vol 19: 1–44. Determination under the Plenary Powers of the relative precedence to be assigned to certain works on the Order Lepidoptera (Class insecta) published in 1775 by Pieter Cramer, Michael Denis & Ignaz Schiffermüller, Johann Christian Fabricius, Johann Casper Fuessley, and S.A. von Rottemburg respectively. BHL.