Haeckel was also an active atheist.He often cited the evolution theory in his verbal and literary attack on religion. 海克尔还是一个激进的无神论者，经常引用达尔文的生物进化论抨击宗教。
In this paper, according to the study of the achievments of palacontology and modern evolution, the theory about the inside indistinction in the relation of fossils and evolution. 摘要根据现代生物进化论和古生物学成就，就化石与生物进化关系的内在模糊性予以论述。
