Archive for February, 2016

Oregramma illecebrosa: Discovery of ‘Jurassic butterflies’

IU paleobotanist David Dilcher is a co-author on a study out today in the Proceedings of the Royal Society: B that identifies a Jurassic age insect whose behavior and appearance closely mimic a butterfly — but whose emergence on Earth predates the butterfly by about 40 million years. Dilcher — who made international headlines last year for […]

Rocks of Tetons formed by continental collisions

Key: WFS,Riffin T Sajeev,Russel T Sajeev,World Fossil Society University of Wyoming scientists have found evidence of continental collisions in Wyoming’s Teton Range, similar to those in the Himalayas, dating to as early as 2.68 billion years ago.The research, published Jan. 22 in the journal Geochimica et Cosmochimica Acta, shows that plate tectonics were operating in […]