Stephanoceras humphriesianum
Stephanoceras humphriesianum Temporal range: Middle Jurassic | |
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Stephanoceras humphriesianum from Germany, on display at the Museo Civico di Storia Naturale di Milano | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | Ammonoidea |
Order: | Ammonitida |
Suborder: | Ammonitina |
Superfamily: | Stephanocerataceae |
Family: | Stephanoceratidae |
Genus: | Stephanoceras |
Species: | S. humphriesianum |
Binomial name | |
Stephanoceras humphriesianum Sowery 1825 | |
Stephanoceras humphriesianum is an extinct species of Stephanoceratacean ammonites. [2]
![](../I/m/Haeckel_Stephanoceras_humphriesianum.jpg)
Illustration of Stephanoceras humphriesianum from Kunstformen der Natur (1904)
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
- 1 2 BRLSI
- ↑ Global Names Index
- ↑ Cornelius Breckinridge Boyle A Catalogue and Bibliography of North American Mesozoic Invertebrata, Vol. 8, Ed. 102
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