A Zigrasimecia tonsora preserved in amber
A fossil of Cycadeoidea marylandica on display at the National Museum of Natural History, Smithsonian Institution, Washington, D.C., USA.
  • ... that it is all but impossible to match up species known by leaves with those known by trunks in the prehistoric cycad-like genus Cycadeoidea?
  • ... that the fossil stick insect Eoprephasma was described from two isolated forewings?
  • ... that the practice of insect husbandry by ants is at least 15 million years old?
  • ... that a fossil of the extinct monitor lizard Saniwa preserves cartilage, scales, and even a wind pipe?
  • ...that a fossil specimen of Pelagosaurus was found with the remains of a Leptolepis in its stomach?