†Ceratotrochus exilis Dennant 1902 (stony coral)
Anthozoa - Scleractinia - Caryophylliidae
Full reference: J. Dennant. 1902. Descriptions of new species of corals from the Australian Tertiaries, Part 5. Transactions of the Royal Society of South Australia 26:255-264
Belongs to Ceratotrochus according to J. Dennant 1902
Sister taxa: Ceratotrochus (Edwardsotrochus), Ceratotrochus clinatus, Ceratotrochus exiguus, Ceratotrochus ginginensis, Ceratotrochus halli, Ceratotrochus kefersteini, Ceratotrochus magnaghii, Ceratotrochus multiserialis, Ceratotrochus multispinosus, Ceratotrochus supracretacea
Type specimen: Its type locality is Cape Otway, which is in an Oligocene/Miocene marine horizon in Australia
Ecology: stationary low-level epifaunal microcarnivore