In his latest book , paleontologist richard fortey cast the tuatara , coelacanth , and similar organisms as " survivors . "
古生物学家richardfortey在他近期的一本书中把刺背鳄蜥腔棘鱼和类似的生物为“幸存者”。
Sarcopterygians are a group of prehistoric fish which are traditionally classed as lobe-finned fishes , which in the real world include the modern day lungfish and the coelacanth , latimeria .
肉鳍四脚鱼是历前鱼类的一种,传统上把它归入圆鳍鱼纲。真实世界里的圆鳍鱼有肺鱼,腔棘鱼和矛尾鱼。
When a coelacanth , a type of lobe-finned fish once considered the missing link between fish and amphibians , was found off the coast of south africa in 1938 , it came as a shock to palaeontologists .