蒙古东南部晚中生代木化石  

Late Mesozoic fossil woods from southeastern Mongolia

作　　者：丁秋红[1] 傅晓平[2] 李勇[2] 张武[1] 

机构地区：[1]中国地质调查局沈阳地质调查中心,沈阳110034 [2]深圳仙湖植物园,广东深圳518004

出　　处：《世界地质》2010年第4期527-542,共16页World Geology

基　　金：深圳仙湖植物园科研专项"世界木化石概述"(200801)

摘　　要：本文报道了产自蒙古东南部晚侏罗世至早白垩世的木材化石7属8种。其中,包括3个新种(Protaxodioxylon mongolense sp.nov.,Circoporoxylon mongolense sp.nov.,Protocircoporoxylon mongolense sp.nov.)和5个已知种(Protocupressinoxylon coromandelinum,Protocupressinoxylon mishanense,Xenoxylon latiporosum,Protophyllocladoxylon franconicum,Protocedroxylon lindicianum)。作者对这些木化石解剖特征做了详细描述,并对其古气候环境进行了分析与探讨。Eight species of seven genera of fossil woods are reported from the Upper Jurassic to Lower Cretaceous of southeastern Mongolia,including Protaxodioxylon mongolense sp.nov.,Circoporoxylon mongolense sp.nov.and Protocircoporoxylon mongolense sp.nov.,Protocupressinoxylon coromandelinum,Protocupressinoxylon mishanense,Xenoxylon latiporosum,Protophyllocladoxylon franconicum and Protocedroxylon lindicianum.All anatomical characters of these taxa are described in detail,and their paleoclimate and paleoenvironment are analyzed and discussed.

关 键 词：木化石 晚中生代 蒙古东南部 

分 类 号：Q914.21[天文地球—古生物学与地层学]