Back from the Dead?

'Resurrections' of long-missing species lead to revelations

In December 1938, Marjorie Courtney-Latimer, curator of a natural history museum in East London, South Africa, went to the docks to look for interesting specimens among the day’s catch. What she found one day she later described as “the most beautiful fish I had ever seen … a pale mauve blue with iridescent silver markings.”