Sagenopteris williamsii
id:
sagenopteris-williamsii-291-3556003
title:
Sagenopteris williamsii
text:
Sagenopteris williamsii is an extinct pteridosperm that is known from the late Jurassic and Early Cretaceous strata of the western interior of North America. It was first described as Chiropteris williamsii by J.S. Newberry in 1891, based on specimens from the Great Falls coal field in Montana. In 1956, it was referred to Sagenopteris by W.A. Bell based on additional specimens from western Canada.
brand slug:
wiki
category slug:
encyclopedia
description:
Extinct genus of seed ferns
original url:
https://en.wikipedia.org/wiki/Sagenopteris_williamsii
date created:
date modified:
2023-02-17T17:27:51Z
main entity:
{"identifier":"Q114097984","url":"https://www.wikidata.org/entity/Q114097984"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/c/ce/Sagenopteris_0156b.jpg","width":2945,"height":2754}
fields total:
13
integrity:
15