Sentences with phrase «most echinoderms»

Not exact matches

Echinoderms are among the marine invertebrates that suffered the most severe losses at the end - Permian extinction.

While crinoids were the most abundant group of echinoderms from the early Ordovician to the late Paleozoic, they nearly went extinct during the Permian - Triassic extinction.

The acidification of oceans may well be the most insidious and pervasive threat to life in the oceans everywhere, simply because so many different plants and animals that play key roles in ecosystems will likely be affected — coccolithophores, pteropods, corals, mollusks (clams, mussels, oysters, snails), echinoderms (urchins, seastars), arthropods (lobsters, crabs, shrimp), etc., etc..