02478cam a22003133u 4500 2936 UtSlPG 20260610133105.0 m cr n 260607r2001||||utu|||||o|||||||||||||| d UtSlPG en iso639-1 QE Huxley, Thomas Henry, 1825-1895 Geological Contemporaneity and Persistent Types of Life Salt Lake City, UT : Project Gutenberg, 2001 1 online resource : multiple file formats text txt rdacontent computer c rdamedia online resource cr rdacarrier Release date is 2001-11-01 Produced by Amy E. Zelmer, and David Widger "Geological Contemporaneity and Persistent Types of Life" by Thomas Henry Huxley is a scientific publication written in the mid-19th century, during the Victorian era. The book explores significant concepts in paleontology, particularly concerning the relationships between geological formations and the types of life that have existed over time. Huxley critiques the assumptions around geological contemporaneity and the persistence of life forms, questioning prevalent notions in the understanding of evolutionary processes based on fossil records. In his discourse, Huxley argues that although paleontology has enriched biological sciences with a vast array of factual data, it is premised on fundamental assumptions that may not hold under scrutiny. He posits that the two main assumptions—first, that the geological record began concurrently with the advent of life, and second, that geological contemporaneity equates to chronological synchrony—require careful examination. Through various examples and case studies, Huxley illustrates how paleontological evidence sometimes points to minimal change in life forms over extensive geological periods, thereby challenging the view that evolution is a linear process of progress from primitive to advanced organisms. He concludes that the existing geological and paleontological records may not be sufficient to substantiate sweeping evolutionary claims, underscoring the need for more rigorous approaches to understanding life's history on Earth. (This is an automatically generated summary.) Original publication data not identified Life (Biology) Fossils https://www.gutenberg.org/ebooks/2936 45010 45010