O. Trichoptera and O. Diptera

Age: Oligocene-Miocene.
Location: Mina la Cumbre, Dominican Republic. Fossil resin of vegetable origin that comes from the legume Hymenaea protera, dated between 25 and 40 million years.
Dominican amber differs from Baltic amber by being more transparent, and by having a greater number of fossils. 

This piece contains two friganea. 

The tricopteros or phygáneas (Trichoptera, from the greek trichos, "hair" and pteron, "wing") are an order of insects related to the Lepidoptera (Lepidoptera, from the greek "lepis", scale, and "pteron", wing).

The adults of the tricopter are flying, and are characterized by presenting two pairs of wings covered with hairs that, in a resting position, fold over the body in the form of a roof.

Weight: 4,2 g 

Measures: 3,9 cm x 1,9 cm