Rana (Pelophylax) ridibunda Pallas, 1771, Rana (Pelophylax) perezi Seoane, 1885 and their associated klepton (Amphibia, Anura): morphological diagnoses and description of a new taxon

Published in Bulletin du Muséum national d'histoire naturelle. Section A: Zoologie, biologie et écologie animales, in 1995, in volume 17, issue 1, pages 11-30

Date published:1995