Amber stone with fossil inclusions 4 Winged Ants: Gnamptogenys sp., Crane Fly Limoniidae, Spider and More.
Fossil inclusion in Dominican amber
It weighs 9 grams. Measurements of stone 32x29x17mm, length of Crane fly ~4mm, Ants ~3mm. Spider~2mm.
The age of the amber has been controversial. A study in the early 1990s returned a date up to 40 million years old.
However, other authors have suggested a date in the Miocene, around 20–15 million years old, based on marine microfossils found in the sediment the amber is contained in.