The growth of trilobites may have resembled that of modern marine crustaceans
An 11 mm long Triarthrus eatoni trilobite, order Ptychopariida, family Olenidae, found in the Upper Ordovician Frankfort Shale, New York, USA. Credit: Dwergenpaartje / Wikimedia / CC BY-SA 3.0 Trilobites, extinct marine arthropods that roamed the world’s oceans from about 520 million years ago until they went extinct 250 million years ago at the end …
The growth of trilobites may have resembled that of modern marine crustaceans Read More »