Stable carbon isotopes of C3 plant resins and ambers record changes in atmospheric oxygen since the Triassic von Tappert, Ralf, McKellar, Ryan C., Wolfe, Alexander P., Tappert, Michelle C., Ortega-Blanco, Jaime, Muehlenbachs, Karlis

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Pristine Early Eocene wood buried deeply in kimberlite from northern Canada von Wolfe, Alexander P, Csank, Adam Z, Reyes, Alberto V, McKellar, Ryan C, Tappert, Ralf, Muehlenbachs, Karlis

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A gigantic marine ostracod (Crustacea: Myodocopa) trapped in mid-Cretaceous Burmese amber von Xing, Lida, Sames, Benjamin, McKellar, Ryan C., Xi, Dangpeng, Bai, Ming, Wan, Xiaoqiao

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Morphological and organic spectroscopic studies of a 44-million-year-old leaf beetle (Coleoptera: Chrysomelidae) in amber with endogenous remains of chitin von Mitchell, Jerit L., McKellar, Ryan C., Barbi, Mauricio, Coulson, Ian M., Bukejs, Andris

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Bitterfeld amber is not Baltic amber: Three geochemical tests and further constraints on the botanical affinities of succinite von Wolfe, Alexander P., McKellar, Ryan C., Tappert, Ralf, Sodhi, Rana N.S., Muehlenbachs, Karlis

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Mummified precocial bird wings in mid-Cretaceous Burmese amber von Xing, Lida, McKellar, Ryan C., Wang, Min, Bai, Ming, O’Connor, Jingmai K., Benton, Michael J., Zhang, Jianping, Wang, Yan, Tseng, Kuowei, Lockley, Martin G., Li, Gang, Zhang, Weiwei, Xu, Xing

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A Feathered Dinosaur Tail with Primitive Plumage Trapped in Mid-Cretaceous Amber von Xing, Lida, McKellar, Ryan C., Xu, Xing, Li, Gang, Bai, Ming, Persons, W. Scott, Miyashita, Tetsuto, Benton, Michael J., Zhang, Jianping, Wolfe, Alexander P., Yi, Qiru, Tseng, Kuowei, Ran, Hao, Currie, Philip J.

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Hummingbird-sized dinosaur from the Cretaceous period of Myanmar von Xing, Lida, O’Connor, Jingmai K., Schmitz, Lars, Chiappe, Luis M., McKellar, Ryan C., Yi, Qiru, Li, Gang

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New Canadian amber deposit fills gap in fossil record near end-Cretaceous mass extinction von Loewen, Elyssa J.T., Balkwill, Micheala A., Mattioli, Júlia, Cockx, Pierre, Caicedo, Maria Velez, Muehlenbachs, Karlis, Tappert, Ralf, Borkent, Art, Libke, Caelan, Engel, Michael S., Somers, Christopher, McKellar, Ryan C.

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A new pan‐kinosternid, Leiochelys tokaryki, gen. et sp. nov., from the late Maastrichtian Frenchman formation, Saskatchewan Canada von Brinkman, Donald B., Libke, Caelan, McKellar, Ryan C., Gasilov, Sergei, Somers, Christopher M.

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A New Enantiornithine Bird with Unusual Pedal Proportions Found in Amber von Xing, Lida, O’Connor, Jingmai K., Chiappe, Luis M., McKellar, Ryan C., Carroll, Nathan, Hu, Han, Bai, Ming, Lei, Fumin

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A new proposal concerning the botanical origin of Baltic amber von Wolfe, Alexander P., Tappert, Ralf, Muehlenbachs, Karlis, Boudreau, Marc, McKellar, Ryan C., Basinger, James F., Garrett, Amber

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New genera Buserphites and Mesoserphites (Hymenoptera: Serphitidae) from mid-Cretaceous amber of Myanmar von Herbert, Mélanie C.M., McKellar, Ryan C.

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Retraction Note: Hummingbird-sized dinosaur from the Cretaceous period of Myanmar von Xing, Lida, O’Connor, Jingmai K., Schmitz, Lars, Chiappe, Luis M., McKellar, Ryan C., Yi, Qiru, Li, Gang

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A mid-Cretaceous enantiornithine foot and tail feather preserved in Burmese amber von Xing, Lida, McKellar, Ryan C., O’Connor, Jingmai K., Niu, Kecheng, Mai, Huijuan

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Distinct origins for Rovno and Baltic ambers: Evidence from carbon and hydrogen stable isotopes von Mänd, Kaarel, Muehlenbachs, Karlis, McKellar, Ryan C., Wolfe, Alexander P., Konhauser, Kurt O.

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A new species of Cacomorphocerus Schaufuss, 1892 (Coleoptera: Cantharidae) from Baltic amber with a key to known species von Bukejs, Andris, Fanti, Fabrizio, McKellar, Ryan

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The first shrimp preserved in mid-cretaceous Kachin amber: systematics, palaeoecology, and taphonomy von Xing, Lida, Liu, Yu, McKellar, Ryan C., Luque, Javier, Li, Gang, Wang, Yanping, Yi, Qiru, Sun, Rui, Wang, Enze, Audo, Denis

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Globicornis samlandensis sp. nov. – a new species of Megatominae (Coleoptera: Dermestidae) from Baltic amber von Bukejs, Andris, Háva, Jiří, McKellar, Ryan C, Alekseev, Vitalii I

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A fully feathered enantiornithine foot and wing fragment preserved in mid-Cretaceous Burmese amber von Xing, Lida, McKellar, Ryan C., O’Connor, Jingmai K., Bai, Ming, Tseng, Kuowei, Chiappe, Luis M.

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