Revisional Study of the Order Palaeodictyoptera in the Upper Carboniferous Shales of Commentry, France Part II
Published in Psyche: A Journal of Entomology, in 1969, in volume 76, issue 4, pages 439-486
Date published:1969
Published in Psyche: A Journal of Entomology, in 1969, in volume 76, issue 4, pages 439-486
Date published:1969