| The earliest-known ancestors of Recent Priapulomorpha from the Early Cambrian Chengjiang Lagersttte |
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| 引用本文： | HAN Jian,SHU Degan,ZHANG Zhifei & LIU Jianni .Department of Geology and Key Laboratory for Continental Dynam- ics of the Education Ministry,Northwest University,Xi’an ,China,.School of Earth Sciences and Resources,China University of Geo- sciences,Beijing ,China.The earliest-known ancestors of Recent Priapulomorpha from the Early Cambrian Chengjiang Lagersttte[J].中国科学通报(英文版),2004(17). |
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| 作者姓名： | HAN Jian SHU Degan ZHANG Zhifei & LIU Jianni . |
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| 作者单位： | HAN Jian1，SHU Degan1，ZHANG Zhifei1 2 & LIU Jianni1 1.Department of Geology and Key Laboratory for Continental Dynam- ics of the Education Ministry，Northwest University，Xi’an 710069，China;2.School of Earth Sciences and Resources，China University of Geo- sciences，Beijing 100083，China |
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| 摘 要： | It was suggested and eventually has been profferedthat the representatives of all extant phyla, including someminor group, occurred during the Cambrian radia-tions1—10]. Many priapulid-like fossil worms have beenreported from Cambrian Lagerst?tten, such as the EarlyCambrian Chengjiang Lagerst?tte11—16], the Middle Cam-brian Burgess Shale17], and the Middle Cambrian Kailifauna18]. The palaeoscolecidan worms from these Lager-st?tten have been regarded as either a stem group of thepri…
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