Agnostus pisiformis — a half a billion-year old pea-shaped enigma
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DOI: 10.1016/j.earscirev.2017.08.004
Abstract: The Cambrian arthropod Agnostus pisiformis (Wahlenberg, 1818) is not only a beautiful fossil animal, approximately 1 cm in length when adult, but also an extinct species unusually well-known from its ‘soft’ ventral cuticular structures. It… read more here.
Keywords: pisiformis half; old pea; half billion; billion year ... See more keywords