| An undescribed solitary, stony Scleractinia coral from the lower Jurassic Sunrise Formation, Ammonite Canyon, Nevada. It was found in strata representing the earliest Hettangian Stage of the Jurassic Period, about 198 million years old. |
| An undescribed solitary, stony Scleractinia coral from the lower Jurassic Sunrise Formation, Ammonite Canyon, Nevada. It was found in strata representing the earliest Hettangian Stage of the Jurassic Period, about 198 million years old. |