Clade Hypsogastropoda | ||
Makiyamaia decorata is an extinct species of sea snail, a marine gastropod mollusk in the family Clavatulidae.
Distribution
Fossils of this species were found in Eocene deposits in the Lower Snatolskaya Formation, Russia (age range 48.6 to 37.2 Ma).
References
Makiyamaia decorata Wikipedia(Text) CC BY-SA