Palaeolenus Trilobites Death Assemblage from Chengjiang


Name: Palaeolenus lantenoisi (Mansuy, 1912)

Class Trilobita, Order Ptychopariida, Family Palaeolenidae

Geological Time: Early Cambrian (~525 million years ago)

Size: 4-8 mm long on a 38 mm by 48 mm matrix

Fossil Site: Chengjiang Biota - Quiongzhusi Section, Yu’anshan Member, Heilinpu Formation, Caijiachong Valley, Yunnan Province, China


Palaeolenus TrilobitesThis trilobite assemblage is a group of members of the Order Ptychopariida from the Early Cambrian Heilinpu Formation deposits of the Caijiachong Valley, Yunnan Province, China, known as Palaeolenus.

This is a well-preserved grouping of trilobites from the Chengjiang Biota that made up a glimpse of the Cambrian Explosion some 5-10 million years before the Burgess Shale fauna came into being.

click fossil pictures to enlarge


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