Seven Rare Ophiuroid Brittlestar Fossils from Arctic

Name: Ophiuroid sp.; Echinodermata: Class Asteroidea (starfish or seastars)

Age: Upper Cretaceous

Size (25.4 mm = 1 inch): 130mm X 145mm Largest Brittlestar 82mm

Location: Mould Bay, Prince Patrick Island, Canadian High Arctic Archipelago

Code: EC017

Price: $350.00 - Sold


This is the rare brittlestar from an unusual arctic archipelago. Dating of the locality has been done using diatom assemblages. This plate contains seven specimens, all exhibiting great detail and contrast.

The Ophiuroids are known from the Late Ordovician to the modern times, with some 1400 extant species. In comparison, there are 18 known species from the Cretaceous. There have been only 14 species of ophiuroids described from the Tertiary including five from the Eocene. The Eocene ophiuroid species have been described from Belgium, England, Venezuela, the Antarctic Peninsula, and New Jersey.

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