Trilobite is an arthropodologist's delight:
many bizarre creatures; no two alike.

The people used to have cool names like Kimball Flaccus issue

The productive looking issue

The cross channel quadrophenia issue

The troublesome hierophanies issue

The building a better (socialist) relationship with sulfur-eating bacteria issue

The Feast of St. Fabiola issue

The heartbeat of the Rhacolepis issue