| 辽西热河生物群中的水虿化石新发现 |
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| 引用本文： | 常建平,孙忠实.辽西热河生物群中的水虿化石新发现[J].世界地质,2005,24(2):105-111. |
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| 作者姓名： | 常建平 孙忠实 |
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| 作者单位： | 吉林大学,地球科学学院,吉林,长春,130061 |
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| 摘 要： | 本文描述了热河生物群中2个水虿新种：Gomphus? biconuexus sp．nov，和Aeschna?acrodonta sp．nov．，它们分别属于Gomphidae科和Aeshnidae科。化石采自辽西北票黄半吉沟义县组下部(晚侏罗世-早白垩世早期)。
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| 关 键 词： | 水虿化石 新种 热河生物群 辽西 |
| 文章编号： | 1004-5589(2005)02-0105-07 |
New discovery of fossil dobsons in Jehol Biota from western Liaoning, China |
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| CHANG Jian-ping,SUN Zhong-shi.New discovery of fossil dobsons in Jehol Biota from western Liaoning, China[J].World Geology,2005,24(2):105-111. |
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| Authors: | CHANG Jian-ping SUN Zhong-shi |
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| Institution: | CHANG Jian-ping,SUN Zhong-shiCollege of Earth Sciences,Jilin University,Changchun 130061,Jilin,China |
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| Abstract: | Two new species of fossil dobsons including Gomphus? biconvexus sp. nov.(Gomphidae)and Aeschna? acrodonta sp. nov.(Aeshnidae)are described in this paper. The fossils are collected from the lower part of the Yixian Formation(Upper Jurassic-Lower Cretaceous)in Huangbanjigou,Beipiao of western Liaoning,China. |
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| Keywords: | fossil dobsons new species Jehol Biota western Liaoning |
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