Benthofascis otwayensis is an extinct species of sea snail, a marine gastropod mollusk in the family Conorbidae.
Description It was originally described as a subspecies of Benthofascis atractoides, but it is wider bodied and its geologic history extends to the Oligocene instead of the Miocene for B. atractoides.
Distribution This extinct marine species is endemic to Oligocene of Victoria, Australia
References
Long, D.C. (1981) Late Eocene and early Oligocene Turridae (Gastropoda: Prosobranchiata) of the Brown's Creek and Glen Aire Clays, Victoria, Australia. Memoirs of the National Museum of Victoria, 42, 15–55, pls. 4–7