Williriedellum Dumitrica 1970 (radiolarian)

Radiolaria - Nassellaria - Williriedellidae

Parent taxon: Williriedellidae according to P. De Wever et al. 2001

See also Kiessling 1995 and Sepkoski 2002

Sister taxa: Cryptamphorella, Excentropylomma, Helvetocapsa, Hemicryptocapsa, Hiscocapsa, Holocryptocanium, Holocryptocapsa, Immersothorax, Kozurium, Minocapsa, Praewilliriedellum, Striatojaponocapsa, Trisyringium, Zhamoidellum

Subtaxa: Williriedellum carpathicum Williriedellum crystallinum Williriedellum ferum Williriedellum frequens Williriedellum madstonense Williriedellum ruesti Williriedellum sujkowski

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Ecology: passively mobile planktonic omnivore

Distribution:

• Cretaceous of Antarctica (1 collection), Greece (1), Oman (1), the Philippines (1), the Russian Federation (2)

• Jurassic of Albania (5), Antarctica (11), Armenia (1), China (1), Germany (17), Greece (1), Italy (11), Japan (17), the Philippines (2), Romania (6), the Russian Federation (8), Slovakia (3), Spain (3), Switzerland (3), United States (10: California, Oregon)

Total: 105 collections including 140 occurrences

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Specimen images are retrieved through the ePANDDA API.


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