Helicoplacus
id:
helicoplacus-177-6257913
title:
Helicoplacus
text:
Helicoplacus is the earliest well-studied fossil echinoderm. Fossil plates are known from several regions. Complete specimens were found in Lower Cambrian strata of the White Mountains of California. The animal was a cigar-shaped creature up to 7 centimetres (2.8 in) long that stood upright on one end. Unlike more typical echinoderms such as sea stars, Helicoplacus does not have fivefold symmetry. Instead, there is a spiral food groove on the outside along which food was moved to a mouth that is
brand slug:
wiki
category slug:
encyclopedia
description:
Extinct genus of marine invertebrates
original url:
https://en.wikipedia.org/wiki/Helicoplacus
date created:
2003-05-04T00:13:20Z
date modified:
2024-09-04T00:29:06Z
main entity:
{"identifier":"Q143851","url":"https://www.wikidata.org/entity/Q143851"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/6/6e/Helicoplacus_USNM.jpg","width":1721,"height":1637}
fields total:
13
integrity:
16