- 更多網(wǎng)絡(luò)例句與肋喙突的相關(guān)的網(wǎng)絡(luò)例句 [注:此內(nèi)容來(lái)源于網(wǎng)絡(luò)天堂在线黄色视频,僅供參考]
-
They share many similar or the same featutes with Archaeopteryx or other primitive birds, such as: U-shaped furcula, uncinate process, laterally facing glenoid of shoulder girdle, comparatively long forelimb, large semilunate carple, retroverted pubis, ascending process of astragalus, and "modern feathers"with rachis and barbs etc.
奔龍類是一類較為特殊的手盜龍類一级片免费观看,它具有許多與始祖鳥(niǎo)Archaeopteryx甚至其它早期鳥(niǎo)類相似或接近的特征又大又长的黄色视频,主要表現(xiàn)在:叉骨U形與始祖鳥(niǎo)和孔子鳥(niǎo)類的相同免费无码毛片A视频,背肋鉤狀突在孔子鳥(niǎo)類和個(gè)別反鳥(niǎo)類中也存在,肩臼窩絕大部分指向側(cè)方類似于始祖鳥(niǎo)第一页国产屁屁影院,肩胛骨與烏喙骨間的夾角非常接近90°也和始祖鳥(niǎo)的相似www.jcwmining.com,前肢從比例上講顯得較長(zhǎng),大的半月形腕骨使肘部能向側(cè)方折過(guò)來(lái)91国在线精品视频,恥骨伸向后下方无码无毒小视频在线播放,距骨上升突與原始鳥(niǎo)類中的為同源結(jié)構(gòu),羽毛已有顯著的分化且具備了現(xiàn)代羽毛的基本結(jié)構(gòu)等等精品视频在线观看日韩AV。