Essai d’une classification naturelle des reptiles

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June 26, 2026

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Alexandre Brongniart's "Essai d’une classification naturelle des reptiles" (1800) proposed a natural system for classifying reptiles. This work divided the class Reptilia into four orders: Batrachia (now Amphibia), Chelonia, Ophidia, and Sauria. Brongniart was a French naturalist, mineralogist, and geologist known for his work on geological formations and fossils. His classification aimed to group reptiles based on their natural relationships, a departure from earlier systems. This essay was an early contribution to the scientific understanding and organization of reptile diversity.123

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Alexandre Brongniart
…early papers is the “Essai d’une classification naturelle des reptiles” (1800; “Essay on the Natural Classification of Reptiles”), in which he divided the class Reptilia into four orders: Batrachia (now a separate class, Amphibia), Chelonia, Ophidia, and Sauria. He made the first systematic study of trilobites, an extinct group…
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…early papers is the “Essai d’une classification naturelle des reptiles” (1800; “Essay on the Natural Classification of Reptiles”), in which he divided the class Reptilia into four orders: Batrachia (now a separate class, Amphibia), Chelonia, Ophidia, and Sauria. He made the first systematic study of trilobites, an extinct group…
Read More