Prehistoric Ecosystems: Ordovician Period

[Totoro]

ORDOVICIAN PERIOD

MAJOR ECOSYSTEMS
Seas and Oceans


CONFIRMED BIOTA

Animals:
Trilobites
Cryptolithus bellulus
Flexicalymene
Isotelus
Acidaspis cincinnatiensis
Triarthrus

Echinoderms
Phragmactis
Mesopaleaster
Taeniaster
Crinoid

Michelinoceras
Various brachiopods

Plants:
-

LINKS

[Pachyrhinosaurus]

The Martinsburg formation has a typical Ordovician roster. These are some that I can remember off the top of my head:

Trilobites
Cryptolithus bellulus
Flexicalymene
Isotelus
Acidaspis cincinnatiensis
Triarthrus

Echinoderms
Phragmactis
Mesopaleaster
Taeniaster
Crinoid (Not sure which species mine was not identified)

Michelinoceras
Various brachiopods

[Totoro]

Thank you @Pachyrhinosaurus!

Also, this page will be a placeholder for Period wildlife Illustrations and fossil pix.

[Totoro]

This page will be a placeholder for Period plant illustrations and fossil pix.

[Totoro]

This page will be a placeholder for scenic illustrations of this Period.