A NEW ENANTIORNITHINE FROM THE YIXIAN FORMATION WITH THE FIRST RECOGNIZED AVIAN ENAMEL SPECIALIZATION | |
O'Connor, Jingmai K.(邹晶梅); Zhang, Yuguang; Chiappe, Luis M.; Meng, Qingjin; Li Quanguo; Di, Liu; [email protected] | |
2013 | |
发表期刊 | J VERTEBR PALEONTOL |
ISSN | 0272-4634 |
卷号 | 33期号:1页码:1—12 |
摘要 | We report on a new enantiornithine bird, Sulcavis geeorum, gen. et sp. nov., from the Jehol Group of northeastern China. The fossil preserves robust teeth with longitudinal grooves radiating from the occlusal tip preserved in the enamel on the lingual surface. This is the first known occurrence of specialized tooth enamel within Aves. Compared with other Mesozoic groups, stomach contents are hardly ever preserved within enantiornithine specimens; therefore, this new tooth morphology reveals new evidence regarding the diversity of trophic niches occupied by the clade. |
关键词 | Early Cretaceous Bird Aves Ornithothoraces Ornithurine Bird China Evolution Avisauridae Fossil Teeth Spain Skull |
URL | 查看原文 |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.205/handle/311034/4223 |
专题 | 古低等脊椎动物研究室 |
通讯作者 | [email protected] |
推荐引用方式 GB/T 7714 | O'Connor, Jingmai K.,Zhang, Yuguang,Chiappe, Luis M.,et al. A NEW ENANTIORNITHINE FROM THE YIXIAN FORMATION WITH THE FIRST RECOGNIZED AVIAN ENAMEL SPECIALIZATION[J]. J VERTEBR PALEONTOL,2013,33(1):1—12. |
APA | O'Connor, Jingmai K..,Zhang, Yuguang.,Chiappe, Luis M..,Meng, Qingjin.,Li Quanguo.,[email protected].(2013).A NEW ENANTIORNITHINE FROM THE YIXIAN FORMATION WITH THE FIRST RECOGNIZED AVIAN ENAMEL SPECIALIZATION.J VERTEBR PALEONTOL,33(1),1—12. |
MLA | O'Connor, Jingmai K.,et al."A NEW ENANTIORNITHINE FROM THE YIXIAN FORMATION WITH THE FIRST RECOGNIZED AVIAN ENAMEL SPECIALIZATION".J VERTEBR PALEONTOL 33.1(2013):1—12. |
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