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地球学报  2010 

中国辽西中侏罗世地层发现船颌翼龙新属新种

DOI: 10.3975/cagsb.2010.02.18

Keywords: 凤凰翼龙,船颌翼龙类,中侏罗世,髫髻山组,辽西

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Abstract:

根据不完整的化石骨架,建立船颌翼龙一新属新种:李氏凤凰翼龙。它产自辽西中侏罗世的髫髻山组。具有以下特征:上颌有11对以上牙齿,最后一枚牙齿位置靠后,位于眶前孔后下角的下方。翼掌骨长度大约为肱骨的55%。凤凰翼龙的发现不但增加了船颌翼龙的新成员,而且对船颌翼龙的古地理分布提供了重要信息。它代表目前为止最早的船颌翼龙类。为我们了解船颌翼龙的起源和演化具有重要意义。

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