Acanthocircus Squinabol 1903 (radiolarian)

Radiolaria - Entactinaria - Saturnalidae

Synonym: Spongosaturnalis Campbell and Clark 1944

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

See also Hull 1997 and Sepkoski 2002

Sister taxa: Aurisaturnalis, Moebicircus, Praeacanthocircus, Pseudacanthocircus, Spinoellipsella, Spongosaturninus, Vitorfus

Subtaxa: Acanthocircus breviaculeatus Acanthocircus calvus Acanthocircus carinatus Acanthocircus dumitricai Acanthocircus echinocircus Acanthocircus euganeus Acanthocircus hueyi Acanthocircus italicus Acanthocircus minimus Acanthocircus moctezumaensis Acanthocircus preclarus Acanthocircus rotundus Acanthocircus simplex Acanthocircus spelae Acanthocircus spinifer Acanthocircus suboblongus Acanthocircus trizonalis Acanthocircus tympanum Acanthocircus variabilis Acanthocircus venetus Acanthocircus yaoi

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Ecology: passively mobile planktonic omnivore

Distribution:

• Paleocene of New Zealand (11 collections)

• Cretaceous of Albania (1), Australia (1), Austria (5), Germany (4), Greece (3), India (1), Italy (90), New Zealand (2), Oman (6), the Philippines (1), Poland (1), Slovakia (2), United States (11: California)

• Jurassic to Cretaceous of Austria (2), Germany (1), Italy (3), Mexico (1)

• Jurassic of Albania (1), Antarctica (13), Armenia (1), Austria (15), Germany (3), Greece (1), India (1), Indonesia (1), Italy (31), Japan (10), Malaysia (1), Mexico (9), the Philippines (4), Slovakia (11), Spain (8), Turkey (1), United States (22: California, Oregon)

• Triassic of Albania (1), Mexico (4), New Zealand (1), the Philippines (2), United States (1: Oregon)

Total: 288 collections including 511 occurrences

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Specimen images are retrieved through the ePANDDA API.


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