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Dinomischus from the Middle Cambrian Kaili Biota, Guizhou, China

PENG Jin ZHAO Yuanlong LIN Jih-Pai

地质学报(英文版)2006,Vol.80Issue(4):498-501,4.
地质学报(英文版)2006,Vol.80Issue(4):498-501,4.

Dinomischus from the Middle Cambrian Kaili Biota, Guizhou, China

Dinomischus from the Middle Cambrian Kaili Biota, Guizhou, China

PENG Jin 1ZHAO Yuanlong 2LIN Jih-Pai1

作者信息

  • 1. College of Resource and Environment Engineering, Guizhou University, Guiyang, Guizhou 550003, China
  • 2. State Key Laboratory Palaeobiology and Stratigraphy (NIGP. CAS), Nanjing, Jiangsu 210008, China
  • 折叠

摘要

Abstract

Dinomischus is a rare solitary epifaunal suspension feeder. The over-all morphology of Dinomischus consists of a conical calyx surrounded with elongate bracts and an elongate stem. Visceral mass and stomach sac are evident in the body cavity. Dinomischus is interpreted as a primative ancestor of living entoprocts based on similarities in morphology and mode of life. Previously,Dinomischus is only known in two localities: the mid-Middle Cambrian Burgess Shale Biota and the Early Cambrian Chengjiang Biota. A single specimen of Dinomischus cf. D. isolatus Cowry Morris,1977 from the Kaili Biota, Guizhou, China is reported here. The discovery of Dinomischus in the Kaili Biota extends its geographical range and indicated that the rare Dinomischus could tolerate deeper water settings during the Middle Cambrian.

关键词

Dinomischus/Kaili Biota/Middle Cambrian/Guizhou/China

Key words

Dinomischus/Kaili Biota/Middle Cambrian/Guizhou/China

分类

天文与地球科学

引用本文复制引用

PENG Jin,ZHAO Yuanlong ,LIN Jih-Pai..Dinomischus from the Middle Cambrian Kaili Biota, Guizhou, China[J].地质学报(英文版),2006,80(4):498-501,4.

基金项目

This research was supported in parts by grants from the National Natural Sciences Foundation of China (40372023, 40232020), from the foundation of the Key and Basic Project of Science and Technology of Guizhou (Gui No. 2002-309), and from the Early and Special Project of the Key and Basic Project of the Ministry of Technology and Science of China (2002. CCC 02600), to Zhao, and from State Key Laboratory of Palaeobiology and Stratigraphy (Nanjing Institute of Geology and Palaeontology, CAS) (No. 053109) and the key Project of International Cooperation of Guizhou Science and Technology Department (Gui Co. No. 2005-400106) to Peng Jin. (40372023, 40232020)

地质学报(英文版)

1000-9515

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