This detailed "Utah - Trilobite" belongs to the species Asaphiscus wheeleri. The tirlboite comes inklusive the negative side. Unfortunately are the most negatives are thrown away in Utah. | |||
Location: | Millard Co., Utah, USA | ||
Size trilobite: | about 41 mm long | ||
Age: | Middle Cambriun, Wheeler Fm. (about 518 Mill. Y.) |