The coelacanths constitute a now-rare order of fish that includes two extant species in the genus Latimeria: the West Indian Ocean coelacanth primarily found near the Comoro Islands off the east coast of Africa and the Indonesian coelacanth. Wikipedia Mass: West Indian Ocean coelacanth: 52 kg Encyclopedia of Life Order: Coelacanthiformes; L. S. Berg, 1937 Scientific name: Coelacanthiformes Rank: Order Phylum: Chordata Higher classification: Coelacanthimorpha