†Loopus primitivus Matsuoka and Yao 1985 (radiolarian)
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Protozoa - Nassellaria - Pseudodictyomitridae
Alternative combination: Pseudodictyomitra primitiva
Belongs to Loopus according to W. Kiessling 1995
Sister taxa: none
Ecology: passively mobile planktonic omnivore
Distribution:
• Cretaceous of Greece (1 collection), Japan (1), the Philippines (1), the Russian Federation (1)
• Jurassic of Antarctica (9), Germany (5), Italy (7), Japan (23), Mexico (14), Nicaragua (1), Oman (1), the Philippines (1), Romania (2), the Russian Federation (13), Slovakia (3), Switzerland (1)
Total: 84 collections including 86 occurrences
Specimen images are retrieved through the ePANDDA API.
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