| Cricocosmia Temporal range:
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|---|---|
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| Fossil specimen, Beijing Museum of Natural History | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Class: | †Palaeoscolecida |
| Family: | †Cricocosmiidae |
| Genus: | †Cricocosmia Hou & Sun, 1988 |
Cricocosmia is a genus of palaeoscolecid worm from the Early Cambrian Chengjiang biota.[1]
Fossils of prehistoric Cricocosmia species were found in the Cambrian period Maotianshan Shale geologic formation in China.
- ^ Han, J.; Liu, J.; Zhang, Z.; Zhang, X. & Shu, D. (2007). "Trunk ornament on the palaeoscolecid worms Cricocosmia and Tabelliscolex from the Early Cambrian Chengjiang deposits of China" (PDF). Acta Palaeontologica Polonica. 52 (2): 423–431.