Description: [edan-image:id=siris_sic_7497,size=350,left][caption id="" align="aligncenter" width="402" caption="On August 20, 1957, a coelacanth, Latimeria chalumnae Smitha, living fossil fish, is put on exhibit in the foyer of United States National Museum, now known as the National Museum of Natural History, 1957, by Unidentified photographer, Photographic print, Smithsonian Institution