片语
Trilobite ZoneTrilobites are used as index fossils to subdivide the Cambrian period. Assemblages of trilobites define trilobite zone
Trilobite Lab三叶虫爱合体
Electrolux TrilobiteThe Electrolux Trilobite is a robotic vacuum cleaner manufactured by the Swedish corporation Electrolux. It takes its name from the extinct arthropod, which scoured the ocean's floor.
ordovician trilobite奥陶纪三叶虫
trilobite fauna三叶虫动物群
trilobite biofacies米仓山