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1 ts a primary covert from the ancient wing of Archaeopteryx.
2 t as a primary, secondary or tail feather of Archaeopteryx.
3 ating that it is a more derived avialan than Archaeopteryx.
4 iraptorans earlier in the fossil record than Archaeopteryx.
5 s including non-avian theropod dinosaurs and Archaeopteryx.
6 the temporal occurrence of the Late Jurassic Archaeopteryx.
7 arly complete and uncrushed 14th specimen of Archaeopteryx.
8 ai O'Connor introduces the iconic early bird Archaeopteryx.
9 the non-avialan coelurosaurian dinosaurs and Archaeopteryx.
10 ior thoracic vertebrae in other specimens of Archaeopteryx.
11 ially since the latter are not well known in Archaeopteryx.
13 ions: although the slender feather shafts of Archaeopteryx and Anchiornis make individual feathers we
17 umed that wing feathers in the Jurassic bird Archaeopteryx and Cretaceous feathered dinosaurs had the
18 e early birds, like the Late Jurassic Berlin Archaeopteryx and Early Cretaceous Sapeornis, show compl
20 ife chemistry and fossilization processes of Archaeopteryx and other extinct organisms because it is
21 Other previously unknown chemical details of Archaeopteryx are also revealed in this study including:
22 to 22(nd) presacral vertebrae in the Berlin Archaeopteryx are bridged by interspinal ossifications,
23 Much discussion of flight performance in Archaeopteryx assumes a contemporary atmospheric composi
24 we report the first evidence of colour from Archaeopteryx based on fossilized colour-imparting melan
25 of stem birds phylogenetically crownward of Archaeopteryx, clarifying the pattern and timing by whic
27 gy predicts that the original colour of this Archaeopteryx feather was black, with 95% probability.
29 h a minimum Pneumaticity Index (PI) of 0.39, Archaeopteryx had a much more lightweight skeleton than
30 ple times, supporting the conclusion that if Archaeopteryx had the neurological capabilities required
32 lar primary coverts in multiple specimens of Archaeopteryx-including from the same fossil site and ho
33 t the relative size of the cranial cavity of Archaeopteryx is reflective of a more generalized manira
34 we redescribe the wings of the archaic bird Archaeopteryx lithographica and the dinosaur Anchiornis
36 l volumes of extant birds, the early avialan Archaeopteryx lithographica, and a number of non-avian m
38 A phylogenetic analysis places Rahona with Archaeopteryx, making Rahona one of the most primitive b
39 of new information from the 10th specimen of Archaeopteryx, Mayr et al. suggested that birds, or avia
40 t most of the vertebral column of the Berlin Archaeopteryx possesses intraosseous pneumaticity, and t
42 plied by derived Late Jurassic forms such as Archaeopteryx, pushes the origins of maniraptoran lineag
43 ings clarify the mosaic of traits present in Archaeopteryx, refine ecological predictions and elucida
46 orted to be possibly the best evidence since Archaeopteryx that birds did, in fact, evolve from certa
48 The question of whether the iconic avialan Archaeopteryx was capable of active flapping flight or o
49 nsive development of air sacs, suggests that Archaeopteryx was capable of flapping its wings for curs
50 ropod history and that the cranial cavity of Archaeopteryx was volumetrically intermediate between th
51 lly preserved fossils, including the urvogel Archaeopteryx, which has played a pivotal role in the di
52 ay fluorescence (SRS-XRF) of the Thermopolis Archaeopteryx, which shows that portions of the feathers
53 d have provided structural advantages to the Archaeopteryx wing feather during this early evolutionar