arachnactis
/ˌærəknəktɪs/Definitions
1. noun
A genus of extinct sea spiders, known from fossils found in the Middle to Upper Jurassic of Europe and North America.
“Fossils of arachnactis have been found in the Jurassic deposits of Portugal.”
1. noun
A genus of extinct sea spiders, known from fossils found in the Middle to Upper Jurassic of Europe and North America.
“Fossils of arachnactis have been found in the Jurassic deposits of Portugal.”