|Here is a very atraktive double of a beautiful Olenellus gilberti and a pathological cephalon of a Olenellus chifensis. The cephalon of the Olenellus chifensis shows a very clear bite mark that is already partial healed. The bulb rim of the cephalon is allredy regenerated.|
The cephalon is shown as a negative. This piece shows clearly that trilobites had already have been hunted by predators since the early Cambrian.
|Ruin Wash, Lincoln Co., Nevada, USA|
|Size:||about 27 & 16 mm|
|Age:||Spätes Unter- Kambrium, Pioche Formation (ca. 520 Y.o.)|