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单词 Rhamphorhynchus
释义

Rhamphorhynchus

中文百科

喙嘴翼龙属

明氏喙嘴翼龙,位于牛津大学自然历史博物馆
1916年的喙嘴翼龙(飞行)想像图,左边栖息的是翼手龙属
喙嘴翼龙的想像图
喙嘴翼龙的模型

喙嘴翼龙(属名:Rhamphorhynchus)又译喙嘴龙,意思是“喙状的口鼻部”,是种生存于侏㑩纪的长尾翼龙类。喙嘴翼龙与翼手龙属生存于相同时代。牠的长尾巴上有韧带,使尾巴僵硬,尾端呈钻石形状。喙嘴翼龙的颌部,布满向前倾的尖细牙齿。牠们可能以鱼类、昆虫为食。

目前保存最好的喙嘴翼龙化石来自于巴伐利亚州索伦霍芬的采石场。索伦霍芬的许多化石被发现时不仅有骨头,还有翅膀与尾巴等软组织。另外,英格兰、坦桑尼亚、西班牙等地也发现许多零碎化石,可能属于喙嘴翼龙。葡萄牙也出土许多零散化石,可能属于喙嘴翼龙。

英语百科

Rhamphorhynchus 喙嘴翼龙属

Illustration of a specimen in flight
One of the first ever restorations of Rhamphorhynchus from 1863, shown with tracks now known to belong to Mesolimulus
Holotype R. munsteri skull as illustrated in 1851

Rhamphorhynchus (/ˌræmfəˈrɪŋkəs, -f-/, "beak snout") is a genus of long-tailed pterosaurs in the Jurassic period. Less specialized than contemporary, short-tailed pterodactyloid pterosaurs such as Pterodactylus, it had a long tail, stiffened with ligaments, which ended in a characteristic diamond-shaped vane. The jaws of Rhamphorhynchus housed needle-like teeth, which were angled forward, with a curved, sharp, beak-like tip lacking teeth, indicating a diet mainly of fish; indeed, fish and cephalopod remains are frequently found in Rhamphorhynchus stomachal contents, as well as coprolites.

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更新时间:2025/6/20 1:01:58