Psychidea alba Solanikov, 1990, previously known only from Ukraine and Volgograd Province of Russia, has been found for the first time in the Northern Caucasus (Krasnodar and Stavropol territories).
Teeth of the sharks Heptranchias and Orthacodus are described from beds of Upper Eocene—Lower Oligocene age on the west coast of Vancouver Island. This represents the youngest known geological occurrence of Orthacodus and is the first record of either genus in Canada.
The first record of Bacillariophyta imprints on shells of foraminifera Spiroplectammina Cushman (Lower Oligocene of the Southern Ukraine)