| Lognkosaurians Temporal range: Early-Late Cretaceous,
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| Replica mount of Futalognkosaurus at the Royal Ontario Museum | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | †Sauropodomorpha |
| Clade: | †Sauropoda |
| Clade: | †Macronaria |
| Clade: | †Titanosauria |
| Clade: | †Colossosauria |
| Clade: | †Lognkosauria Calvo et al. 2007 |
| Genera[2][3] | |
Lognkosauria is a clade of giant long-necked sauropod dinosaurs within the clade Titanosauria. It includes some of the largest and heaviest dinosaurs known. They lived in South America and likely Asia during the Late Cretaceous period.
- ^ Mo, Jin-You; Fu, Qiong-Yao; Yu, Yi-Lun; Xu, Xing (2023-09-21). "A New Titanosaurian Sauropod from the Upper Cretaceous of Jiangxi Province, Southern China". Historical Biology: 1–15. doi:10.1080/08912963.2023.2259413. ISSN 0891-2963.
- ^ Gallina, P.A.; González Riga, B.J.; Ortiz David, L.D. (2022). "Time for Giants: Titanosaurs from the Berriasian–Santonian Age". In Otero, A.; Carballido, J.L.; Pol, D. (eds.). South American Sauropodomorph Dinosaurs. Record, Diversity and Evolution. Springer. pp. 299–340. doi:10.1007/978-3-030-95959-3. ISBN 978-3-030-95958-6. ISSN 2197-9596.
- ^ Santucci, R.M.; Filippi, L.S. (2022). "Last Titans: Titanosaurs From the Campanian–Maastrichtian Age". In Otero, A.; Carballido, J.L.; Pol, D. (eds.). South American Sauropodomorph Dinosaurs. Record, Diversity and Evolution. Springer. pp. 341–391. doi:10.1007/978-3-030-95959-3. ISBN 978-3-030-95958-6. ISSN 2197-9596.