Some individuals with thorns that may be very long and with spines terminating in thorny "crowns". Others show little more than an irregular surface with a few small stubs. The spines are usually densely covered with algae and marine growths.

At a glance

Thorny Sea Urchin at a glance

Habitat Subtidal areas, on coarse rubble and shellgrit-covered sea floor, to depths greater than 300m
Size Test diameter up to 4 cm
Origin Native
Distribution Southern Australia From WA to NSW including Tasmania
Descriptions
Distribution
Southern Australia From WA to NSW including Tasmania
Habitat
Subtidal areas, on coarse rubble and shellgrit-covered sea floor, to depths greater than 300m
Size
Test diameter up to 4 cm
Common Name Thorny Sea Urchin
Aliases Stumpy Pencil Urchin,
Origin Native
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Distribution and map

Distribution provided by The Atlas of Living Australia

Classification

Classification

KingdomAnimalia
FamilyCidaridae
Synonyms

Synonyms

There are no known synonyms for this species
References and dates
Original No original text available
Bibliography View page references
Added Tue 27 Oct 2020 @ 23:00 PM
Updated Sun 4 Sep 2022 @ 00:00 AM
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Disclaimer: A lot of work goes into trying to identify and ensure accurate identifications are made, and that the listed Descriptions, Sizes, Habitats and Distribution information is as accurate and valid as possible. Unfortunately, information in this arena is ever changing and as such no guarantee can be offered that it is correct or currently valid — the information is provided as a guide, and it is always suggested that you do a little research to ensure you have the latest and most accurate information. View the references or bibliography. Feedback and comments on the information provided are always welcome.