SYSTEMATICS OF SNAKES OF THE DIPSAS OREAS COMPLEX (COLUBRIDAE: DIPSADINAE) IN WESTERN ECUADOR AND PERU, WITH REVALIDATION OF D. ELEGANS (BOULENGER) AND D. ELLIPSIFERA (BOULENGER)

Published in Bulletin of the Museum of Comparative Zoology, in 2005, in volume 158, issue 3, pages 67-136

Date published:2005