†Hilarisirex oregonensis Pessagno 1986 (radiolarian)
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Protozoa - Nassellaria - Hilarisiregidae
Belongs to Hilarisirex according to Pessagno 1986
Sister taxon: Hilarisirex quadrangularis
Ecology: passively mobile planktonic omnivore
Distribution: found only at OR-MA30 Seneca (Jurassic of Oregon)
Specimen images are retrieved through the ePANDDA API.
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