Tag Archive for 'Horntail wood-wasp'

Ypresiosirex orthosemos, photographs and drawing; abbreviations: cr - cornus, an – anus. Scale bar - 1 cm. Image credit: S. Bruce Archibald / Alexandr P. Rasnitsyn.

Giant Horntail Wood-Wasps Lived 53 Million Years Ago: Paleontologists

Nov 24, 2015 by Enrico de Lazaro

Three inch (7 cm) long herbivorous wasps flew through the landscapes of what is now British Columbia some 53 million years ago, according to Dr Alexandr...