A new species of Confuciusornis from Lower Cretaceous of Jianchang Liaoning China
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1 GLOBAL GEOLOGY Vol. 29 No. 2 Jun Confuciusornis jianchangensis sp. nov. 蹠 V 蹠 Q A doi /j. issn A new species of Confuciusornis from Lower Cretaceous of Jianchang Liaoning China LI Li 1 2 WANG Jing-qi 2 HOU Shi-lin 2 1. Department of Geology Northeastern University Shenyang China 2. Paleontology Institute Shenyang Normal University Shenyang China Abstract A new species of the Confuciusornis is described based on a specimen discovered from the Lower Cretaceous Jiufotang Formation in Toudaoyingzi of Jianchang Liaoning Province China. Although it is preserved with no forelimb and thoracic girdle the new species can be distinguished from other known Confuciusornithid in many features such as small sized squamosal similar triangular quadrate crassitude anterior upper edge of dentary convex tarsometatarsus fused proximally metatarsals V not present pygostyle wide and thick etc. This discovery is the first time for Jianchang to find the taxa of Confuciusornis and is significant for showing the diversity of Confuciusornithiformes. Key words Liaoning Jianchang Lower Cretaceous Jiufotang Formation Confuciusornis new species S214.
2 Aves Linnaeus 1758 Order Confuciusornithiformes Hou et al Family Confuciusornithdae Hou et al Genus Confuciusornis Hou et al Confuciusornis jianchangensis sp. nov Jianchang 1 PMOL - AB00114 Table 1 Measurements of Confuciusornis jianchangensis sp. nov V Confuciusornis sanctus 3 12 Ⅳ 9 * 5 and right sides mm 8 mm Skull length Pubis length Ilium length Ischium length Femur length Tibiotarsus length Fibula length Ⅰ Metatarsal I length Ⅰ 1 Phalanx 1 length Ⅰ 2 Phalanx 2 length Ⅱ Metatarsal II length Ⅱ 2 Phalanx 2 length Ⅲ Metatarsal III length Ⅲ 1 Phalanx 1 length Ⅲ 2 Phalanx 2 length Ⅲ 3 Phalanx 3 length Ⅲ 4 Phalanx 4 length Metatarsal IV length pygostyle length 1 Phalanx 1 length 2 Phalanx 2 length 3 Phalanx 3 length 4 Phalanx 4 length 5 Phalanx 5 length + l r r 31 r 24 r + 42 r 47 r 15 r 4. 5 l 4. 7 l 3. 8 r r 5. 5 r r 6 r 4. 6 r 5. 8 r 7. 2 r 19 r * 4. 5 r r 3. 8 r 4. 3 r 6. 7 r * Estimated measurement + Preserved measurement l and r indicate left
3 2 185 Fig. 1 1 PMOL - AB00114 Confuciusornis Jianchangensis sp. nov. Holotype PMOL - AB00114 an. angular ce. cervical vertebrae de. dentary fe. femur fr. frontal fi. fibula ga. gastralia il. ilium is ischium ma. maxilla mt I. metatarsal I pm. premaxilla pu. pubis pt. pterygoid qu. quadrate sq. squamosal ti. tibiotarsus tmt. tarsometatarsus tr. thoracic rib tv. thoracic vertebrae I III IV. pedal digits. I III IV Fig. 2 2 Linedrawing of holotype of Confuciusornis jianchangensis sp. nov
4 Confuciusornis feducciai Ⅴ 1 /2 Ⅱ -Ⅳ Ⅴ Ⅴ Ⅲ Ⅱ Ⅳ Ⅱ - Ⅳ Ⅰ Ⅱ V Ⅱ Ⅲ Ⅰ 2 Confuciusornis Eoconfuciusornis zhengi 4 Changchengornis hengdaoziensis 5 Jinzhouornis yixianensis J. zhangjiyingensis 6 Ⅴ cm J ZHANG Fu-cheng ZHOU Zhong-he LI Dong-sheng et al. The present situation of Confuciusornithids research J. Chinese Journal of Nature I 2. J DUAN Ye ZHANG Li-jun ZHANG Li-jun et al. Divi- sion and correlation of precious fossil-bearing beds of the Jiufotang Formation in Jianchang Basin western Liaoning 12 6 China J. Chinese Journal of Geology HOU Lian-hai ZHOU Zhou-he Martin L et al. A 6 beaked bird from the Jurassic of China J. Nature ZHANG Fu-cheng ZHOU Zhong-he Benton M. A primitive Confuciusornithid bird from China and its implica- Confuciusornis chuonzhous 7 Confuciusornis suniae 8 tions for early avian flight. Science in China Ser. D
5 JI Qiang Luis M Chiappe et al. A new Late Mesozoic Confuciusornithid bird from China J. Journal of Vertebrate Paleontology M HOU Lian-hai ZHOU Zhong-he ZHANG Fu-cheng et al. Mesozoic birds from western Liaoning in China M. Shenyang Liaoning Science and Technology Publishing House HOU Lian-hai. Mesozoic birds of China M. Taiwan Nantou Taiwan Provincial Feng Huang-Ku Bird Park HOU Lian-hai. Mesozoic birds of China M. Taiwan Nantou Taiwan Provincial Feng Huang-Ku Bird Park HOU Lian-hai Martin L D ZHOU Zhou-he et al. A 6. Archaeopteryx to opposite birds-missing link from the Mesozoic of China J. Vertebrata PalAsiatica ZHANG Zi-hui GAO Chun-ling MENG Qing-jin et al. Iversification in an Early Cretaceous avian genus evidence from a new pecies of Confuciusornis from China J. Journal of Ornithology 檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿 ISSN /CN /P CA AJ E mail sjdz@ jlu. edu. cn
Juehuaornis gen. nov.
34 1 2015 3 GLOBAL GEOLOGY Vol. 34 No. 1 Mar. 2015 1004 5589 2015 01 0007 05 Juehuaornis gen. nov. 1 1 1 2 1. 110034 2. 110034 70% Juehuaornis zhangi gen. et sp. nov Q915. 4 A doi 10. 3969 /j. issn. 1004-5589.
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