Otarion

Synonyms: Conoparia Hawle and Corda 1847 (no. 155231), Otarionella Weyber 1965 (no. 21276)

Parent taxon: Aulacopleuridae according to P.A. Jell and J.M. Adrain 2003

See also Jell and Adrain 2002, Sepkoski 2002, Thomas and Owens 1978 and Whittington 1941

Sister taxa: Aulacopleura, Aulacopleurinae, Coignouina, Cyphaspides, Dixiphopyge, Goodsiraspis, Maurotarion, Namuropyge, Otarioninae, Songkania

Subtaxa: Otarion (Otarion), Otarion (Tricornotarion), Otarion beggi, Otarion diffractum, Otarion filmeri, Otarion isoplates, Otarion listron, Otarion spinicaudatum, Otarion stigmatophthalmus, Otarionella taganon

Ecology: fast-moving low-level epifaunal deposit feeder

Environments: marine, carbonate, deep subtidal, shallow subtidal, deep subtidal shelf, reef, buildup or bioherm, offshore, transition zone/lower shoreface, offshore shelf, open shallow subtidal, slope, coastal, deep-water, basinal (carbonate), deep subtidal ramp.

Age range: 466.0 to 376.1 Ma

Distribution:

• Daleje of the Czech Republic 

• Devonian of Australia, Austria, Bolivia, Canada (Northwest Territories, Nunavut, Quebec, Yukon), China, the Czech Republic, France, Germany, Italy, Morocco, Poland, the Russian Federation, Spain, United States (Nevada), Uzbekistan, Vietnam.

• Silurian to Devonian of United States (Oklahoma)

• Silurian of Australia, Canada (Northwest Territories, Nunavut, Quebec, Yukon Territory), China, the Czech Republic, Estonia, Greenland, Latvia, Morocco, Poland, Tajikistan, the United Kingdom, United States (Illinois, Indiana, Iowa, Wisconsin)

• Ordovician to Silurian of Canada (Québec)

• Ordovician of Belgium, Canada (Northwest Territories, Quebec), China, Sweden, the United Kingdom, United States (Nevada, Oklahoma, Virginia)

• Llandeilo of the United Kingdom

• Whiterockian of United States (New York)

• Arenig of France