Stephanoceras humphriesianum
Stephanoceras humphriesianum is an extinct species of Stephanoceratoid ammonites.[2]
Stephanoceras humphriesianum | |
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Stephanoceras humphriesianum from Germany, on display at the Museo Civico di Storia Naturale di Milano | |
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Species: | S. humphriesianum |
Binomial name | |
Stephanoceras humphriesianum Sowerby 1825 | |
Description
Stephanoceras humphriesianum has an evolute shell with well-developed ribbing and tubercles.
Distribution
Fossils of Stephanoceras humphriesianum are found in the Middle Jurassic marine strata of British Columbia, England and Germany.[1][3] The zone of Stephanoceras humphriesianum is an ammonite biozone of the Bajocian age, in the Tethys domain.
References
- BRLSI
- Global Names Index
- Cornelius Breckinridge Boyle A Catalogue and Bibliography of North American Mesozoic Invertebrata, Vol. 8, Ed. 102
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