Retifacies
Retifacies abnormalis is an extinct arthropod that lived in the lower Cambrian (about 518 million years ago). Its fossil remains have been found in the Maotianshan Shales of Yunnan, China. It is a member of the Artiopoda, and closely related to Pygmaclypeatus.
| Retifacies Temporal range: Cambrian Stage 3, | |
|---|---|
| Fossil of the dorsal carapace | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| (unranked): | †Artiopoda |
| Subphylum: | †Trilobitomorpha |
| Genus: | †Retifacies Hou et al. 1989 |
| Species: | †R. abnormalis |
| Binomial name | |
| †Retifacies abnormalis Hou et al. 1989 | |
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