The oldest ‘Megapodagrionidae’ (Odonata, Zygoptera) discovered in the Lower Cretaceous Yixian Formation, China
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DOI: 10.1016/j.cretres.2017.12.003
Abstract: Abstract Cretapodagrion sibelleae gen. et sp. nov., oldest representative and first Mesozoic ‘Megapodagrionidae’, is described on the basis of a complete wing from the Lower Cretaceous of Yixian Formation (ca. 124.6 Ma) in China. It shows… read more here.
Keywords: megapodagrionidae; cretaceous yixian; lower cretaceous; yixian formation ... See more keywords
New Pamphiliids with Varying Venations from Lower Cretaceous Yixian Formation of Northeast China (Hymenoptera, Pamphiliidae)
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DOI: 10.3390/insects13100947
Abstract: Simple Summary The presence of various morphologies of the ap-Cu, an extra vein with different lengths in the forewing, is a special character in Pamphiliidae. In Juralydinae, this vein is usually absent or extremely short.… read more here.
Keywords: pamphiliidae; yixian formation; china; lower cretaceous ... See more keywords