Priabonian insects

Eulithomyrmex is an extinct genus of ant in the formicid subfamily Agroecomyrmecinae. The genus contains two described species, Eulithomyrmex rugosus and Eulithomyrmex striatus. Eulithomyrmex is known from a group of Late Eocene fossils which were found in North America.

species of insect (fossil)

species of insect (fossil)

Adelopsyche is an extinct genus of moths in the family Psychidae. The single species, Adelopsyche frustans, was found in the Florissant Fossil Beds National Monument in Colorado, United States. The fossil is dated to the Late Eocene.

Microperittia is an extinct genus of moths in the family Elachistidae. It was described by Kozlov in 1987. It contains the species M. proboscifera, which was described from Baltic amber, more specifically Priabonian terrestrial amber in the Russian Federation.