نتایج جستجو برای: middle jurassic

تعداد نتایج: 158491  

Journal: :Grana Palynologica 1962

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Journal: :Palaeontology 2008

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Journal: :rej 2014

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Journal: :Review of Palaeobotany and Palynology 2012

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Journal: :Interexpo GEO-Siberia 2019

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Journal: :Journal of Hymenoptera Research 2023

A new fossil genus and species of fairyfly, Eotriadomeroides abjunctus Huber & Greenwalt, gen. sp. nov. (Hymenoptera: Chalcidoidea: Mymaridae), is described illustrated from a female preserved as compression in middle Eocene shale the Kishenehn Formation, Montana, USA. It compared to extant Neotriadomerus Huber, known only Australia, Triadomerus Yoshimoto, Cretaceous amber Canada. suggested...

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Journal: :Geologica Balcanica 2021

Fossil chela of an erymid lobster from a single locality the upper Bajocian in Western Fore-Balkan Mts (NW Bulgaria) was studied. Two segments thoracic appendages, probably belonging to one individual, were described: 1) P1 propodus with partially preserved pollex and dactylus; 2) carpus merus attached. These elements first pair pereiopods identified as Eryma compressum (Eudes-Deslongchamps, 18...

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Journal: :Lethaia 2013

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2014
G. E. Shephard N. Flament S. Williams M. Seton M. Gurnis R. D. Müller

The circum-Arctic is one of themost tectonically complex regions of the world, shaped by a history of ocean basin opening and closure since the Early Jurassic. The region is characterized by contemporaneous large-scale Cenozoic exhumation extending from Alaska to the Atlantic, but its driving force is unknown. We show that the mantle flow associated with subducted slabs of the South Anuyi, Mong...

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Journal: :Bulletin of the Geological Society of Denmark 2020

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