| Hyolithid--an extinct lophophorate, distantly related to brachiopods and bryozoans--from the Lower Cambrian Poleta Formation, Esmeralda County, Nevada. Genus Hyolithes. Image courtesy an anonymous individual. |
| Hyolithid--an extinct lophophorate, distantly related to brachiopods and bryozoans--from the Lower Cambrian Poleta Formation, Esmeralda County, Nevada. Genus Hyolithes. Image courtesy an anonymous individual. |