పెద్ద అంతరించిపోయిన వృత్తాకార-వంటి ఆర్త్రోపోడ్ గుర్రపు పీతలకు సంబంధించినది,

eurypterid's Usage Examples:

Kokomopteroidea is an extinct superfamily of eurypterids, an extinct group of chelicerate arthropods commonly known as "sea scorpions".

the type genus Pterygotus, meaning "winged fish") is a superfamily of eurypterids, an extinct group of aquatic arthropods.

These eurypterids are found from the Silurian to the Devonian periods.

genus of prehistoric eurypterids Lepidoderma (slime mold), a genus of myxomycete This disambiguation page lists articles about distinct genera with the.

to represent a crustacean and a missing link between trilobites and branchiopods, the fossil became the type species of first ever eurypterid to be scientifically.

Like many other stylonurine eurypterids, Hibbertopterus fed through a method called sweep-feeding.

other pterygotid eurypterids, possessing a large, expanded telson (the hindmost segment of the body) and enlarged pincers and forelimbs.

single plate located in the opisthosoma of non-arachnid dekatriatan chelicerates such as eurypterids, chasmataspidids and the genus Houia.

Palmichnium ("palm trace") is an ichnofossil genus, interpreted as a eurypterid trackway.

Carcinosomatoidea is an extinct superfamily of eurypterids, an extinct group of chelicerate arthropods commonly known as "sea scorpions".

(more "advanced") members of the closely related pterygotid family of eurypterids, which would become the largest known arthropods to ever live.

Carcinosomatid eurypterids had unusual proportions and features compared to other eurypterids, with a broad abdomen, thin and long.

Nanahughmilleria was one of the many products of major taxonomic revisals by eurypterid researchers in the 1960s.