Land iguanas: a link with the past

There are 44 species of iguanas (in nine genera), but remarkably, some are still undescribed (1).  There are three Land iguanas found in The Galápagos Islands: Conolophus marthae, Conolophus pallidus and Conolophus subcristatus. The commonest one, C. subcristatus,  is found on about seven islands, including North Seymour, where these pictures were taken.  I was not fortunate enough to come across…