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Onustus Swainson 1840 (carrier shell)

Gastropoda - Xenophoroidea - Xenophoridae

PaleoDB taxon number: 117509

Alternative spellings: Stellaria (Onustus), Xenophora (Onustus)

Synonyms: Trochotugurium Sacco 1896 (no. 10617), Tugurium Fischer 1880 (no. 10627), Tugurium (Trochotugurium) Sacco 1896 (no. 337523), Xenophora (Trochotugurium) Sacco 1896 (no. 344631), Xenophora (Tugurium) Fischer 1880 (no. 344423)

Parent taxon: Xenophoridae according to P. Bouchet 2015

Sister taxa: Acanthoxenophora, Austrophora, Endoptygma, Stellaria, Xenophora

Subtaxa: Onustus borsoni, Onustus indicus, Stellaria (Onustus) exutus, Tugurium nigeriense, Tugurium subextensum

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Ecology: epifaunal grazer-carnivore