Studies on North American Carboniferous Insects 1. The Protodonata
Published in Psyche: A Journal of Entomology, in 1960, in volume 67, issue 4, pages 98-110
Date published:1960
Published in Psyche: A Journal of Entomology, in 1960, in volume 67, issue 4, pages 98-110
Date published:1960