He became one of Madagascar's most eminent entomologists, herpetologists and plant collectors.
Domergue from the Institut Pasteur de Tananarive.
Peyriéras founded and ran the Mandraka Nature Farm, now known as Peyriéras Reserve Madagascar Exotic, about 75 km (47 mi) east of Antananarivo in Madagascar.
Here they breed many of Madagascar's' rare and endangered reptiles, frogs and insects.
The farm is now run by his daughter, Sylviane Peyriéras.