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Temporal range: Early Botomian[1]
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Redlichiida
Family: Protolenidae
Genus: Ichangia

Ichangia is an extinct genus of redlichiid trilobites of the family Protolenidae. It lived during the early part of the Botomian stage of the Cambrian Period,[1] which lasted from approximately 524 to 518.5 million years ago in Hubei and Henan Provinces, China.


  1. ^ a b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on 2006-09-05. Retrieved 2008-01-12.