Here is a classcal Utah Trilobite of the species Asaphiscus wheeleri from the Wheeler Formation. The Trilobite is shows an a representative plate that measures about 125 x 120 mm. | |||
Location: | Millard Co., Utah, USA | ||
| Size trilobite: | about 35 mm long | ||
| Age: | Middle Cambriun, Wheeler Fm. (about 518 Mill. Y.) | ||