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Webster 1913 Edition

Eurypteroidea

‖

Eu-rypˊte-roi′de-a

,

Noun.

pl.

[NL. See

.]

(Paleont.)

An extinct order of Merostomata, of which the genus Eurypterus is the type. They are found only in Paleozoic rocks.

[Written also

Eurypterida

.]

Definition 2024

Eurypteroidea

Eurypteroidea

Translingual

Proper noun

Eurypteroidea

A taxonomic superfamily within the order Eurypterida – the eurypterids (extinct).