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According to Simmons & Geisler 1998, [7] Icaronycteris is the first genus, followed by Archaeonycteris, Hassianycetris, and Palaeochiropteryx, in a series leading to extant microchiropteran bats. [8] Rietbergen et al. 2023 found Onychonycteris to be sister to the North American species of Icaronycteris.
Palaeochiropteryx (/ ˌ p æ l i oʊ k aɪ ˈ r ɒ p t ər ɪ k s / PAL-ee-oh-ky-ROP-tər-iks) is an extinct genus of bat from the Middle Eocene of Europe and North America.It contains three very similar species – Palaeochiropteryx tupaiodon and Palaeochiropteryx spiegeli, both from the famous Messel Pit of Germany, as well as Palaeochiropteryx sambuceus from the Sheep Pass Formation (Nevada ...
The Mazon Creek fossils are found in the Upper Carboniferous Francis Creek Shale. [6] The type locality is the Mazon River (or Mazon Creek), a tributary of the Illinois River near Morris, Grundy County, Illinois. The 25 to 30 meters of shale were formed approximately , during the Pennsylvanian period.
Skull fragments point to rituals directed towards specific ancestors, researchers say
The two oldest-known fossil skeletons of bats, unearthed in southwestern Wyoming and dating to at least 52 million years ago, are providing insight into the early evolution of these flying mammals ...
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This list of the prehistoric life of Illinois contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of ...
This list of the Paleozoic life of Illinois contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Illinois and are between 538.8 and 252.17 million years of age.