Pourtalesia

Pourtalesia is a genus of the family Pourtalesiidae which belongs to the irregular (bilaterally symmetrical) sea urchins. The animals measure 5–6 cm in length and live in the abyssal zone of the Atlantic, Pacific, Indopacific and Antarctic Oceans where they have been found in more than 3,000 m depth. The mouth opening of these animals is located anteriorly and the lantern of Aristotle is missing as typically for holasteroid sea urchins.

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11 branches of this genus, most-observed first

Pourtalesia jeffreysi

speciesPourtalesia jeffreysi

Pourtalesia tanneri

speciesPourtalesia tanneri

Pourtalesia hispida

speciesPourtalesia hispida

Pourtalesia debilis

speciesPourtalesia debilis

Pourtalesia miranda

speciesPourtalesia miranda

Pourtalesia laguncula

speciesPourtalesia laguncula

Pourtalesia alcocki

speciesPourtalesia alcocki

Pourtalesia heptneri

speciesPourtalesia heptneri

Pourtalesia vinogradovae

speciesPourtalesia vinogradovae

Pourtalesia aurorae

speciesPourtalesia aurorae

Pourtalesia thomsoni

speciesPourtalesia thomsoni

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the stacks

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Every page naming Pourtalesia in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 195796.