Acrocephalella
Acrocephalella Temporal range: Guzhangian–Paibian | |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Trilobita |
Order: | Ptychopariida |
Family: | Acrocephalitidae |
Genus: | Acrocephalella Rozova, 1963 |
species | |
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Acrocephalella is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 497 million years ago during the Guzhangian of the late Cambrian Period.[1]
Distribution
A. granulosa is present in the Cambrian of the Russian Federation (Nganasany Member, Kulyumbe Formation, Kulyumbe River, Krasnoyar, 68.0°N - 88.8°E).[2]
References
- ↑ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology 364: 560. Retrieved 2008-01-12.
- ↑ Rozova, A.V. (1968). "Biostratigrafiya i trilobity verkhnego Kembriya i nizhnego Ordovika severo-zapada Sibirskoy Platformy [Biostratigraphy and trilobites of the Upper Cambrian and Lower Ordovician of the northwestern Siberian platform]". Trudy Instituta Geologii i Geofiziki, Sibirskoye Otdeleniye 36: 1–195. cited in Paleobiology Database. "Acrocephalella granulosa". Retrieved 1 November 2013.
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