†Lithatractus pusillus Campbell and Clark 1944 (radiolarian)
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Alternative combinations: Praestylosphaera pusilla, Stylosphaera pusilla
Belongs to Lithatractus according to Taketani 1982
See also Empson-Morin 1981
Sister taxa: Lithatractus brevispinus, Lithatractus mejeri, Lithatractus perforatus
Ecology: passively mobile planktonic omnivore
Distribution:
• Paleocene of New Zealand (25 collections)
• Cretaceous of Canada (2: Nunavut), Italy (1), Japan (14), New Zealand (6), North Pacific (1), the Russian Federation (1)
Total: 50 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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