• A new dromaeosaurid from the Late Cretaceous Khulsan locality of Mongolia (American Museum novitates, no. 3965) 

  Turner, Alan H. (Alan Hamilton); Montanari, Shaena A.; Norell, Mark (American Museum of Natural History., 2021-01-13)

  A new dromaeosaurid dinosaur, Shri devi, from the Late Cretaceous deposit of the Barun Goyot Formation at Khulsan, Mongolia, is described here. The Barun Goyot Formation (herein referred to as the Barun Goyot) is ...
• Cephalopods from the Cretaceous-Paleogene (K-Pg) boundary interval on the Brazos River, Texas, and extinction of the ammonites (American Museum novitates, no. 3964) 

  Witts, James D.; Landman, Neil H.; Garb, Matthew P.; Irizarry, Kayla M.; Larina, Ekaterina; Thibault, Nicolas; Razmjooei, Mohammed J.; Yancey, Thomas E.; Myers, Corinne E. (American Museum of Natural History., 2021-01-13)

  We report on new collections of cephalopods (ammonites and nautilids) from the Cretaceous-Paleogene (K-Pg) successions of the Corsicana and Kincaid formations exposed along the Brazos River in Falls County, Texas. An ...
• A new dichromatic species of Myotis (Chiroptera: Vespertilionidae) from the Nimba Mountains, Guinea (American Museum novitates, no. 3963) 

  Simmons, Nancy B.; Flanders, J.; Bakwo Fils, E. M.; Parker, Guy; Suter, Jamison D.; Bamba, Seinan; Keita, Mamady Kobele; Morales, Ariadna E.; Frick, Winifred F. (American Museum of Natural History., 2021-01-13)

  The genus Myotis is a diverse group of vespertilionid bats found on nearly every continent. One clade in this group, the subgenus Chrysopteron, is characterized by reddish to yellowish fur and, in some cases, visually ...
• Alpine archaeology of Alta Toquima and the Mt. Jefferson Tablelands (Nevada) : the archaeology of Monitor Valley, contribution 4. (Anthropological papers of the American Museum of Natural History, number 104) 

  Thomas, David Hurst; Bean, Jessica R.; Burns, Gregory R.; Canaday, Timothy W.; Charlet, David Alan, 1953-; Colwell, Robert K. (Robert Knight), 1943-; Culleton, Brendan; Eerkens, Jelmer W.; Freeland, Nicholas P.; Graybill, Donald A.; Grayson, Donald K.; Harper, Thomas K.; Hughes, Richard E. (Richard Edward), 1947-; Jimenez, Joseph; Kennett, Douglas J.; Millar, Constance I.; Novick, Andrea Lee; Pendleton, Lorann S. A.; Rankin, Amanda M.; Rhode, David, 1956-; Rosenthal, Jeffrey; Rovner, Irwin, 1941-; Spero, Howard J.; Stevens, Nathan (Nathan Erik) (American Museum of Natural History., 2020-12-17)

  The Central Mountains Archaic began with the arrival of foraging populations in the Intermountain West about 6000 years ago. This migration coincided with the "extremely dramatic" winter-wet event of 4350 cal b.c. and the ...
• Hand and foot musculature of anura : structure, homology, terminology, and synapomorphies for major clades (Bulletin of the American Museum of Natural History, no. 443) 

  Blotto, Boris L.; Pereyra, Martín O.; Grant, Taran, 1972-; Faivovich, Julián (American Museum of Natural History., 2020-11-06)

  Although studies of anuran hand and foot musculature began in the first half of the 19th century, all studies to date have been taxonomically or anatomically restricted in scope, and none has considered the diversity of ...
• Systematic revision of the Asian forest scorpions (Heterometrinae Simon, 1879), revised suprageneric classification of Scorpionidae Latreille, 1802, and revalidation of Rugodentidae Bastawade et al., 2005 (Bulletin of the American Museum of Natural History, no. 442) 

  Prendini, Lorenzo; Loria, Stephanie F. (American Museum of Natural History., 2020-10-14)

  The genera and species of the Asian forest scorpions (Scorpionidae Latreille, 1802) are revised based on a phylogenetic analysis of 186 morphological characters and 4188 base pairs of concatenated DNA sequence from three ...
• First known extant species of Alavesia (Diptera: Atelestidae) in the Neotropical region : Alavesia leukoprosopa, sp. nov., from the southern Atlantic Forest, Brazil (American Museum novitates, no. 3962) 

  Amorim, Dalton de Souza; Riccardi, Paula Raile; Rafael, José Albertino (American Museum of Natural History., 2020-10-06)

  A first known extant Neotropical species of the atelestid genus Alavesia--Alavesia leukoprosopa, sp. nov.--is described from southeastern Brazil. The holotype (and only specimen so far) was collected with a Malaise trap ...
• Cretaceous diversity of the relict genus Alavesia Waters and Arillo (Diptera: Empidoidea: Atelestidae) (American Museum novitates, no. 3961) 

  Sinclair, Bradley J.; Grimaldi, David A. (American Museum of Natural History., 2020-10-06)

  Alavesia has been known on the basis of five species in Late Cretaceous amber from Spain and Myanmar and two extant species from Namibia. Very recently, another extant species has been found in southern Brazil. Here we ...
• Large scaphitid ammonites (Hoploscaphites) from the Upper Cretaceous (upper Campanian-lower Maastrichtian) of North America : endless variation on a single theme. (Bulletin of the American Museum of Natural History, no. 441) 

  Landman, Neil H.; Kennedy, W. J. (William James); Grier, Joyce C.; Larson, Neal L.; Grier, James W.; Linn, Tom; Tackett, Lydia; Jicha, Brian R. (American Museum of Natural History., 2020-09-14)

  We describe three species of large scaphitid ammonites (Ammonoidea: Ancyloceratina) from the Upper Cretaceous (upper Campanian-lower Maastrichtian) of the Western Interior of North America. Each species occurs as two ...
• Supplemental Material for 'Large scaphitid ammonites (Hoploscaphites) from the Upper Cretaceous (upper Campanian-lower Maastrichtian) of North America : endless variation on a single theme. (Bulletin of the American Museum of Natural History, no. 441)' 

  Landman, Neil H.; Kennedy, W. J. (William James); Grier, Joyce C.; Larson, Neal L.; Grier, James W.; Linn, Tom; Tackett, Lydia; Jicha, Brian R. (American Museum of Natural History., 2020-09-14)

  Supplemental Material for 'Large scaphitid ammonites (Hoploscaphites) from the Upper Cretaceous (upper Campanian-lower Maastrichtian) of North America : endless variation on a single theme. (Bulletin of the American Museum ...
• On the identity of Victoria's Mouse Opossum, Marmosa regina Thomas, 1898 (American Museum novitates, no. 3960) 

  Giarla, Thomas C.,; Voss, Robert S. (American Museum of Natural History., 2020-09-10)

  Phylogenetic analyses of molecular sequence data obtained from the holotype of Marmosa regina Thomas, 1898, together with a reassessment of its morphological characters indicate that this species does not belong to the ...
• Taxonomic revision of Camarochilus Harris (Hemiptera: Pachynomidae). (American Museum novitates, no. 3959) 

  Weirauch, Christiane; Forero, Dimitri; Schuh, Randall T. (American Museum of Natural History., 2020-09-08)

  The Neotropical genus Camarochilus Harris, 1930 (Hemiptera: Pachynomidae) was described based on two species from Panama and Brazil. The genus has not been revised since its original treatment, and specimens beyond the ...
• Systematics of neotropical spiny mice, genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from southeastern Amazonia, with descriptions of three new species. (American Museum novitates, no. 3958) 

  Semedo, Thiago Borges Fernandes; Da Silva, Maria Nazareth F.; Gutiérrez, Eliécer E.; Ferreira, Daniela Cristina; Nunes, Mario Da Silva; Mendes-Oliveira, Ana C.; Farias, Izeni Pires; Rossi, Rogério V. (American Museum of Natural History., 2020-09-05)

  Species of Neacomys are small cricetid rodents that occur in forested habitats of Central and South America, from eastern Panama to central Bolivia and central/western Brazil. In order to assess species diversity of this ...
• Supplemental Material for 'Pennaraptoran theropod dinosaurs : past progress and new frontiers. (Bulletin of the American Museum of Natural History, no. 440)' 

  Pittman, Michael, 1985-; Xu, Xing, 1969-; O'Connor, Jingmai.; Field, Daniel J.; Turner, Alan H. (Alan Hamilton); Ma, Waisum.; Makovicky, Peter J.; Tse, Edison.; Norell, Mark.; Pei, Rui.; Pol, Diego.; Goloboff, Pablo A.; Ding, Anyang.; Upchurch, Paul.; Berv, Jacob S.; Hsiang, Allison Y.; Landis, Michael J.; Dornburg, Alex.; Nebreda, Sergio M.; Navalón, Guillermo.; Menéndez, Iris.; Sigurdsen, Trond; Chiappe, Luis M.; Marugán-Lobón, Jesús.; Wang, Shuo.; Stiegler, Josef.; Wu, Ping.; Zhong, Zhengming.; Lautenschlager, Stephan.; Meade, Luke E.; Roy, Arindam.; Rogers, Christopher S.; Clements, Thomas.; Habimana, Olivier.; Martin, Peter.; Heers, Ashley M.; Serrano, Francisco J.; Habib, Michael B.; Dececchi, T. Alexander.; Kaye, Thomas G.; Larsson, Hans C.E.; Wang, Xiaoli.; Zheng, Xiaoting.; Novas, Fernando E.; Agnolín, Federico L.; Egli, Federico Brisson.; Lo Coco, Gastón E. (American Museum of Natural History., 2020-08-21)

  Supplemental Material for 'Pennaraptoran theropod dinosaurs : past progress and new frontiers. (Bulletin of the American Museum of Natural History, no. 440)'
• Pennaraptoran theropod dinosaurs : past progress and new frontiers. (Bulletin of the American Museum of Natural History, no. 440) 

  Pittman, Michael, 1985-; Xu, Xing, 1969-; O'Connor, Jingmai.; Field, Daniel J.; Turner, Alan H. (Alan Hamilton); Ma, Waisum.; Makovicky, Peter J.; Tse, Edison.; Norell, Mark.; Pei, Rui.; Pol, Diego.; Goloboff, Pablo A.; Ding, Anyang.; Upchurch, Paul.; Berv, Jacob S.; Hsiang, Allison Y.; Landis, Michael J.; Dornburg, Alex.; Nebreda, Sergio M.; Navalón, Guillermo.; Menéndez, Iris.; Sigurdsen, Trond.; Chiappe, Luis M.; Marugán-Lobón, Jesús.; Wang, Shuo.; Stiegler, Josef.; Wu, Ping.; Zhong, Zhengming.; Lautenschlager, Stephan.; Meade, Luke E.; Roy, Arindam.; Rogers, Christopher S.; Clements, Thomas.; Habimana, Olivier.; Martin, Peter.; Heers, Ashley M.; Serrano, Francisco J.; Habib, Michael B.; Dececchi, T. Alexander.; Kaye, Thomas G.; Larsson, Hans C.E.; Wang, Xiaoli.; Zheng, Xiaoting.; Novas, Fernando E.; Agnolín, Federico L.; Egli, Federico Brisson.; Lo Coco, Gastón E. (American Museum of Natural History., 2020-08-21)

  Introduction / Michael Pittman and Xing Xu -- Section 1. Systematics, fossil record, and biogeography -- Chapter 1. Pennaraptoran systematics / Michael Pittman, Jingmai O’Connor, Daniel J. Field, Alan H. Turner, Waisum Ma, ...
• Supplemental Material for 'Eomakhaira molossus, a new saber-toothed sparassodont (Metatheria: Thylacosmilinae) from the early Oligocene (?Tinguirirican) Cachapoal locality, Andean Main Range, Chile (American Museum novitates, no. 3957)' 

  Engelman, Russell K.; Flynn, John J. (John Joseph), 1955-; Wyss, André R.; Croft, Darin A. (American Museum of Natural History., 2020-07-17)

  Supplemental Material for 'Eomakhaira molossus, a new saber-toothed sparassodont (Metatheria: Thylacosmilinae) from the early Oligocene (?Tinguirirican) Cachapoal locality, Andean Main Range, Chile (American Museum novitates, ...
• Eomakhaira molossus, a new saber-toothed sparassodont (Metatheria: Thylacosmilinae) from the early Oligocene (?Tinguirirican) Cachapoal locality, Andean Main Range, Chile. (American Museum novitates, no. 3957) 

  Engelman, Russell K.; Flynn, John J. (John Joseph), 1955-; Wyss, André R.; Croft, Darin A. (American Museum of Natural History., 2020-07-17)

  Thylacosmiline sparassodonts (previously recognized as thylacosmilids) are among the most iconic groups of endemic South American Cenozoic mammals due to their distinctive morphology and convergent resemblance to saber-toothed ...
• Supplemental Material for 'Reconstructing the specimens and history of Howe Quarry (Upper Jurassic Morrison Formation; Wyoming). (American Museum novitates, no. 3956)' 

  Tschopp, Emanuel; Mehling, Carl; Norell, Mark (2020-06-24)

  Supplemental Material for 'Reconstructing the specimens and history of Howe Quarry (Upper Jurassic Morrison Formation; Wyoming). (American Museum novitates, no. 3956)'
• Supplemental Material for 'A revision of Philander (Marsupialia: Didelphidae). Part 2, phylogenetic relationships and morphological diagnosis of P. nigratus Thomas, 1923. (American Museum novitates, no. 3955)' 

  Voss, Robert S.; Giarla, Thomas C. (2020-06-24)

  Supplemental Material for 'A revision of Philander (Marsupialia: Didelphidae). Part 2, phylogenetic relationships and morphological diagnosis of P. nigratus Thomas, 1923. (American Museum novitates, no. 3955)'
• Reconstructing the specimens and history of Howe Quarry (Upper Jurassic Morrison Formation; Wyoming). (American Museum novitates, no. 3956) 

  Tschopp, Emanuel; Mehling, Carl; Norell, Mark (American Museum of Natural History., 2020-06-24)

  In 1934, Barnum Brown of the American Museum of Natural History in New York (AMNH) led a large-scale dinosaur excavation in northern Wyoming, where he had found bones two years earlier. Initially, Brown expected to excavate ...

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