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社评“中国xxxx”-梳理天下新闻

宁夏姚河源遗中国xxxx址发现马匹死后分娩现象

来源: 安徽日报
2024-10-22 17:25:17

最佳回答

“中国xxxx”宁夏姚河源遗中国xxxx址发现马匹死后分娩现象

  中新中国xxxx社郑州10月22日电 (中国xxxx记者 韩章云)为期3天的2024中国动植物考古学大会22日持续在河南郑州举行。记者从大会获悉,中国科研人员在宁夏姚河源遗址二号车马坑(CMK2)发现动物死后分娩现象。

  姚河源遗址位于宁夏回族自治区彭阳县,从西周早期延续至春秋早期,是目前发现的西周时期最西北的一处封国都邑城址。

宁夏姚河源遗址发现的母马及其死后分娩的马胎儿遗存。(受访者供图)

  据西北大学博士研究生黄泽贤介绍,其团队在姚河源遗址2号车马坑(CMK2)中发现唯一一匹成年雌性马个体,编号为马6,年龄15岁,其盆骨后方以及腹腔位置有一极幼年马个体的牙齿及骨骼,编号为马10。

  据介绍,马10的头骨紧挨马6的盆骨与股骨处,即产道位置,尺骨、盆骨、胫骨碎块以及脊椎残块散乱分布于马6的腹腔后方,且骨壁疏松、薄脆,尚未发育,明显为幼龄个体。经过进一步研究发现,马10可能为妊娠期不小于9个月的胎儿。

  现代畜牧业资料显示,马的妊娠期约11个月左右,繁殖年龄在3岁至15岁。结合年龄、性别和空间位置来看,马10很可能是马6的胎儿,马6是孕期死亡后被埋葬,马10属于马6死后分娩的胎儿。

  黄泽贤介绍说,死后分娩是现代法医学概念,是指孕妇死亡后,尸体分解产生大量气体,胎儿因受腹腔内的腐败气体压迫而被压出孕妇体外。在俄罗斯、意大利等国家的考古发掘研究中,已发现女性死后分娩现象。考古人员认为,这一概念可能也适用于其他胎生动物。

  黄泽贤表示,是次研究是首次公布的考古遗址动物死后分娩现象,为了解西周时期姚河源遗址马匹的利用管理策略,为进一步探索中国青铜时代贵族葬仪中的马匹埋葬提供了新资料,也为现代动物兽医学提供了宝贵的参考数据。(完)

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