Butterfly in Amber

A butterfly (Voltinia dramba) trapped in amber over 20 million years ago. Amber was found in the Dominican Republic from the Miocene. Fossil was on display in 2010 at the Smithsonian National Museum of Natural History.

Jeholomesopsyche rasnitsyni - Scorpionfly Fossil

Scorpionfly fossil existed in the Jurassic Period (164 million years ago).  Identified as Jeholomesopsyche rasnitsyni.  Image taken in 2010 at Smithsonian National Museum of Natural History - Washington, D.C.

Pseudoliva vetusta carinata

The gastropod Pseudoliva vetusta carinata lived in the Eocene.  Specimen found in the Stone City Formation (aka Whiskey Bridge) of Brazos River, near Bryan, Texas.

Thanks to Dave M. for the specimens.