Here is a juvenile Nevada - Trilobite of the species Olenellus gilberti. Even the pygidian spine is preserved on this meraspid trilobite larval stage.
| |||
Location: | Ruin Wash, Lincoln Co., Nevada, USA | ||
Size: | about 9 mm long | ||
Age: | Spätes Unter- Kambrium, Pioche Formation (ca. 520 Y.o.) |