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Seuku
Taxonomy
Seuku was named by Beatty and Cockburn (2015).
It was assigned to Desmostylia by Beatty and Cockburn (2015); to Paleoparadoxiidae by Domning (2018); and to Desmostylia by Berta (2017), Matsui and Tsuihiji (2019).
It was assigned to Desmostylia by Beatty and Cockburn (2015); to Paleoparadoxiidae by Domning (2018); and to Desmostylia by Berta (2017), Matsui and Tsuihiji (2019).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2015 | Seuku Beatty and Cockburn p. 11 |
| 2017 | Seuku Berta p. 171 |
| 2018 | Seuku Domning p. 251 |
| 2019 | Seuku Matsui and Tsuihiji p. 11 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. L. Beatty and T. C. Cockburn 2015 | Dental formula is ?.1.2?.3/ ?.1.2?.3. Differs from Cornwallius, Paleoparadoxia, and Desmos- tylus in: molar cusps not in longitudinal rows nor closely appressed to each other. Differs from Cornwallius and Desmos- tylus in: molars that are brachydont and with cusps that retain spaces between them; molars retain labial and lingual cingula; molars, specifically M3, lack styles/stylids between the main cusps/cuspids. Differs from Behemotops and Cornwallius in: broad, flat mandibular symphysis that includes an enlarged canine tusk. Differs from all other desmostylians in: enlarged lower tusk almost rectangular in cross-section.
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