| A trilobite from the lower Ordovician Al Rose Formation, Inyo County, California, called scientifically genus Globampyx. Reddish-brown coloration of specimen derives from replacement by the mineral limonite, a variety of hydrated iron oxide. |
| A trilobite from the lower Ordovician Al Rose Formation, Inyo County, California, called scientifically genus Globampyx. Reddish-brown coloration of specimen derives from replacement by the mineral limonite, a variety of hydrated iron oxide. |