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Fossil Crinoids: Ordovician

A virtual museum of crinoids from all over the world

Crinoids in Earth History

Ordovician Period (485-443 mio. years)


Volkhov Stage


Bobcaygeon Formation

Reteocrinus alveolatur; 50x18 cm; Bobcaygeon Fm.; Brechin, Ontario

Reteocrinus alveolatus; 50x18 cm; Bobcaygeon Fm.; Brechin, Ontario

Neuville Formation


Rust Formation


Cincinnatian


Volkhov Stage

Zaitsev (2010)_Babino Quarry_Map

Map: Babino Quarry © Zaitsev

Putilovo quarry_Volkov River

Putilovo quarry / Volkov River

Knaust et al. (2012)_Stratigraphic section

Stratigraphic section © Knaust et al. (2012)


Bobcaygeon Formation

Mitchel et al. (2004)_Lake Simcoe_Map

Map © Mitchel et al. (2004)

Melchin et al. (1994)_Lake Simcoe_Map

© Melchin et al. (1994)

Brechin_James Dick Quarry

Brechin, James Dick Quarry


Neuville Formation

Map_Quebeq area

Map of Québec area

Brower et al. (2014)_Geological map (CGS)

© CGS / Brower et al. (2014)


Rust Formation

Rudkin and Tripp (1989)_Map of Trenton Gorge and Walcott-Rust Quarry

Map

The Walcott-Rust Quarry being re-excavated by Thomas Whiteley in 1990

The Walcott-Rust Quarry being re-excavated by Thomas Whiteley in 1990

Brett & Baird (1999)_Trenton Falls_stratigraphic section

 © Brett & Baird (1999)

Lehmann et. al (1995)_Trenton-Simcoe Group_Stratigraphic Profile

Stratigraphic Profile: Trenton-Simcoe Group © Lehmann et. al (1995)


Cincinnatian

Map Cincinnatian

Map: Cincinnatian

Outcrop 1b_Drydregger

Roadcut of Kope and Fairview formations in Maysville, Kentucky