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Now showing items 1301-1320 of 6095

Do we owe our intelligence to a predatory past? (James Arthur lecture on the evolution of the human brain, no. 70, 2000).

Brain, C.K. (American Museum of Natural History, 2001)
Dracochelys : a new cryptodiran turtle from the early Cretaceous of China. American Museum novitates ; no. 3048

Gaffney, Eugene S.; Ye, Xiangkui. (New York, N.Y. : American Museum of Natural History, 1992)
Dragonflies from Mt. Duida and the Venezuelan border. American Museum novitates ; no. 664

Needham, James G. (James George), 1868-1956.; Tate, G. H. H. (George Henry Hamilton), 1894-1953.; Day Roraima Expedition of the American Museum of Natural History (1927-1928); Tyler Duida Expedition of the American Museum of Natural History (1928-1929) (New York City : The American Museum of Natural History, 1933)
The duration of schooling among fish separated and those not separated by barriers. American Museum novitates ; no. 2373

Shaw, Evelyn S. (New York, N.Y. : American Museum of Natural History, 1969)

"Experiments were carried out to determine whether or not the duration of schooling was equivalent among fish separated by barriers and those not separated by barriers. The barriers were either transparent or they partly ...
Dyrosaurid ‪(‬Crocodyliformes, Mesoeucrocodylia‪)‬ fossils from the Upper Cretaceous and Paleogene of Mali : implications for phylogeny and survivorship across the K-T boundary. American Museum novitates, no. 3631.

Hill, Robert V.; McCartney, Jacob A.; Roberts, Eric M.; Bouaré, Mohamed L.; Sissoko, Famory.; O'Leary, Maureen A. (Maureen Ann) (New York, NY : American Museum of Natural History., 2008)

We describe new dyrosaurid fossils from three localities in Mali, representing strata of Maastrichtian, Paleocene, and Eocene ages. The fossils significantly extend the temporal and geographic ranges of several known ...
The earlier stages of some moths. Bulletin of the AMNH ; v. 16, article 29.

Beutenmüller, William, 1864-1934. (New York : Published by order of the Trustees, American Museum of Natural History, 1902)
Earliest eutherian ear region : a petrosal referred to Prokennalestes from the early Cretaceous of Mongolia. American Museum novitates ; no. 3322

Wible, John R.; Rougier, Guillermo W.; Novacek, Michael J.; McKenna, Malcolm C.; Mongolian-American Museum Paleontological Project.; Mongolyn Shinzhlėkh Ukhaany Akademi. (New York, NY : American Museum of Natural History, 2001)

"A right petrosal from the ?Aptian or Albian Khoobur locality is referred on the basis of size and morphology to Prokennalestes trofimovi, the earliest eutherian previously known only from dentigerous elements. The petrosal ...
The earliest iguanine lizard (Reptilia, Squamata) and its bearing on iguanine phylogeny. American Museum novitates ; no. 2997

Norell, Mark.; De Queiroz, Kevin. (New York, N.Y. : American Museum of Natural History, 1991)
The earliest webspinners (Insecta, Embiodea) ; American Museum novitates : no. 3514

Engel, Michael S.; Grimaldi, David A. (New York, NY : American Museum of Natural History, 2006)

"A new genus and species of webspinner (Insecta: Embiodea = Embiidina, Embioptera auctorum) is described and figured from a well-preserved, alate male in mid-Cretaceous (latest Albian) amber from Myanmar (Burma). Sorellembia ...
Early and middle Tertiary geology of the Gaiman region, Chubut, Argentina. American Museum novitates ; no. 775

Simpson, George Gaylord, 1902-; Scarritt Patagonian Expedition 1930-1931); Scarritt Patagonian Expedition 1933-1934) (New York City : The American Museum of Natural History, 1935)
The Early Cretaceous crocodylomorph Hylaeochampsa vectiana from the wealden of the Isle of Wight. American Museum novitates ; no. 3032

Clark, James Matthew, 1956-; Norell, Mark. (New York, N.Y. : American Museum of Natural History, 1992)
Early Cretaceous snakefly larvae in amber from Lebanon, Myanmar, and France (Raphidioptera) ; American Museum novitates, no. 3598

Perrichot, Vincent.; Engel, Michael S. (New York, NY : American Museum of Natural History, 2007)

"Snakefly (Raphidioptera) larvae are newly documented from the early Cretaceous ambers of Lebanon, Myanmar (Burma), and France. Previously only two Cretaceous larvae had been documented, one in late Cretaceous (Turonian) ...
Early cultures of the valley of Mexico: results of the stratigraphical project of the American museum of natural history in the valley of Mexico, 1928-1933. Anthropological papers of the AMNH ; v. 35, pt. 3.

Vaillant, George Clapp, 1901-1945. (New York city, The American museum of natural history, 1935)
Early development of the Gulf Coast toad, Bufo valliceps Wiegmann. American Museum novitates ; no. 1842

Limbaugh, Beverly Ann, 1931-; Volpe, E. Peter (Erminio Peter) (New York, N.Y. : American Museum of Natural History, 1957)

"The development of Bufo valliceps from the fertilized egg through metamorphosis is described. Forty-six stages of development are defined and illustrated. The diagrams are intended as a reference series for comparative ...
An early Eocene sirenian from Patagonia (Mammalia, Sirenia). American Museum novitates ; no. 2729

Sereno, Paul C. (New York, N.Y. : American Museum of Natural History, 1982)

"Two mammalian maxillary fragments from the Lower Eocene of Argentina were described as Florentinoameghinia mystica (Simpson, 1932) and were designated as Mammalia, incertae sedis (Simpson, 1945). These specimens are here ...
The early evolution of archosaurs : relationships and the origin of major clades. (Bulletin of the American Museum of Natural History, no. 352)

Nesbitt, Sterling J. (American Museum of Natural History., 2011)

Archosaurs have a nearly 250 million year record that originated shortly after the Permian-Triassic extinction event and is continued today by two extant clades, the crocodylians and the avians. The two extant lineages ...
An early Miocene dome-skulled chalicothere from the "Arikaree" conglomerates of Darton : calibrating the ages of High Plains paleovalleys against Rocky Mountain tectonism. American Museum Novitates ; no. 3486

Hunt, Robert M., Jr. (New York, NY : American Museum of Natural History, 2005)

"Fragmentary skeletal remains discovered in 1979 in southeastern Wyoming, associated with a mammalian fauna of early Hemingfordian age (~18.2 to 18.8 Ma), represent the oldest known occurrence of dome-skulled chalicotheres ...
The early Oligocene rodent Ardynomys (family Cylindrodontidae) from Mongolia and Montana. American Museum novitates ; no. 2418

Wood, Albert Elmer, 1910-; Central Asiatic Expeditions (1921-1930) (New York, N.Y. : American Museum of Natural History, 1970)
An early ostrich dinosaur and implications for ornithomimosaur phylogeny. American Museum novitates ; no. 3420

Ji, Qiang.; Norell, Mark.; Makovicky, Peter J.; Gao, Keqin, 1955-; Ji, Shu-An.; Yuan, Chongxi. (New York, NY : American Museum of Natural History, 2003)

"A new ornithomimosaur from the Yixian Formation of Liaoning Province Peoples Republic of China is described. These beds are near the Jurassic-Cretaceous boundary. This specimen is interesting because it has several primitive ...
An early Pleistocene fauna from Nebraska. American Museum novitates ; no. 942

Barbour, Erwin Hinckley, 1856-1947.; Schultz, C. Bertrand (Charles Bertrand), 1908- (New York City : The American Museum of Natural History, 1937)

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