dinosaures
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Xinjiangtitan | Taxon | 10 | 0.7 |
| Xiongguanlong | Taxon | 19 | 1.5 |
| Xixianykus | Taxon | 17 | 0.7 |
| Xixiasaurus | Taxon | 16 | 0.4 |
| Xixiposaurus | Taxon | 11 | 0.6 |
| Xiyunykus | Taxon | 11 | 0.1 |
| Xuanhanosaurus | Taxon | 18 | 1.4 |
| Xuanhuaceratops | Taxon | 18 | 0.3 |
| Xuwulong | Taxon | 13 | 0.0 |
| Yamaceratops | Taxon | 23 | 0.5 |
| Yamanasaurus | Taxon | 8 | 0.2 |
| Yamatosaurus | Taxon | 11 | 0.0 |
| Yandusaurus | Taxon | 15 | 0.3 |
| Yangavis Confucii | Taxon | 6 | 0.0 |
| Yangchuanosaurus | Taxon | 28 | 2.4 |
| Yanornis | Taxon | 17 | 1.5 |
| Yaverlandia | Taxon | 21 | 1.0 |
| Yehuecauhceratops | Taxon | 12 | 0.2 |
| Yi | Taxon | 27 | 4.3 |
| Yimenosaurus | Taxon | 11 | 0.3 |
| Yingshanosaurus | Taxon | 11 | 0.1 |
| Yinlong | Taxon | 23 | 2.0 |
| Yixianosaurus | Taxon | 13 | 0.9 |
| Yizhousaurus | Taxon | 9 | 0.0 |
| Yongjinglong | Taxon | 13 | 0.6 |
| Ypupiara | Taxon | 11 | 0.0 |
| Yuanmouraptor | Taxon | 9 | 0.0 |
| Yuanmousaurus | Taxon | 11 | 0.4 |
| Yuanyanglong | Taxon | 10 | 0.0 |
| Yueosaurus | Taxon | 10 | 0.6 |
| Yueosaurus Tiantaiensis | Taxon | 5 | 0.0 |
| Yulong Mini | Taxon | 12 | 0.7 |
| Yunganglong | Taxon | 8 | 0.0 |
| Yunmenglong | Taxon | 8 | 0.0 |
| Yunnanosauridae | Taxon | 1 | 0.1 |
| Yunnanosaurus | Taxon | 19 | 0.6 |
| Yurgovuchia Doellingi | Taxon | 15 | 1.4 |
| Yutyrannus | Taxon | 31 | 8.2 |
| Yutyrannus Huali | Taxon | 2 | 0.0 |
| Yuxisaurus | Taxon | 16 | 0.0 |
| Yuzhoulong | Taxon | 6 | 0.0 |
| Zalmoxes | Taxon | 26 | 1.4 |
| Zanabazar | Taxon | 21 | 1.4 |
| Zapalasaurus | Taxon | 20 | 0.9 |
| Zapsalis | Taxon | 11 | 0.0 |
| Zaraapelta | Taxon | 8 | 0.0 |
| Zby Atlanticus | Taxon | 17 | 1.4 |
| Zephyrosaurus | Taxon | 22 | 0.9 |
| Zhanghenglong | Taxon | 10 | 3.8 |
| Zhejiangosaurus | Taxon | 15 | 1.1 |