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Bistarkum Yeh 1987 (radiolarian)

Radiolaria - Polycystina - Angulobracchiidae

PaleoDB taxon number: 42

Synonyms: Bigrumpta Pessagno and Hull 2002 (no. 64687), Grumpta Pessagno and Hull 2002 (no. 64691)

Full reference: K. Y. Yeh. 1987. Taxonomic Studies of Lower Jurassic Radiolaria from East-Central Oregon. National Museum of Natural Science Special Publications 2:1-169

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

Sister taxa: Angulobracchia, Cyclastrum, Danubea, Deviatus, Loupanus, Paronaella, Protopsium, Serilla, Thurstonia

Subtaxa: Bistarkum bifurcum, Bistarkum brevilatum, Bistarkum coriniforme, Bistarkum cylindratum, Bistarkum martiali, Bistarkum phantomense, Bistarkum rhaeticum, Bistarkum rigidium, Bistarkum saginatum

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Ecology: passively mobile planktonic omnivore