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Barosaurus

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Figure  8. Change of bone type during ontogeny in a single  <span class="search-highlight">Barosaurus</span>  (ty...
Published: 01 January 2000
Figure 8. Change of bone type during ontogeny in a single Barosaurus (type A) femur, specimen Ba12. This bone is exceptional in that nearly the entire life history of the individual is recorded in a single location of the cortex. The changes in tissue type record the stepwise decrease in growth
Journal Article
Journal: Paleobiology
Published: 01 January 2000
Paleobiology (2000) 26 (3): 466–488.
...Figure 8. Change of bone type during ontogeny in a single Barosaurus (type A) femur, specimen Ba12. This bone is exceptional in that nearly the entire life history of the individual is recorded in a single location of the cortex. The changes in tissue type record the stepwise decrease in growth...
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Figure  5. The four types of primary bone observed in the sauropod dinosaur...
Published: 01 January 2000
. A, “Hatchling” bone in the innermost cortex of Barosaurus femur Ba12. “Hatchling” bone is characterized by an irregular arrangement of large vascular canals. B, “Juvenile” bone in the inner cortex of Barosaurus femur Ba12. “Juvenile” bone shows a more laminar arrangement of the vascular canals but still
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Figure  3. Schematic comparison of bone histology of all four Tendaguru sau...
Published: 01 January 2000
Figure 3. Schematic comparison of bone histology of all four Tendaguru sauropod genera. Barosaurus shows two different histologic types: type A is characterized by continuous deposition of fibrolamellar bone and only few secondary osteons, whereas in type B numerous LAGs are found throughout
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Figure  4. Differences in bone histology among the four sauropod dinosaur g...
Published: 01 January 2000
is 1.9 mm. A, Barosaurus humerus Ba4, type A, laminar fibrolamellar bone with narrow lumina of the outer cortex. B, Barosaurus femur Ba10, type B, laminar fibrolamellar bone with narrow lumina of the outer cortex with some secondary osteons and a line of arrested growth (arrows). C, Brachiosaurus
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Figure  9. Comparison of life history of all four Tendaguru sauropod genera...
Published: 01 January 2000
be observed in Brachiosaurus. Note that Barosaurus and Brachiosaurus reach sexual maturity at nearly the same size although maximum size differs greatly
Journal Article
Published: 01 April 1990
Earth Sciences History (1990) 9 (1): 34–40.
... that this figure approximates actual abundance. The Dinosaur Quarry has produced more individuals by far than any other Jurassic quarry. Diversity: Ten genera of dinosaurs ( Allosaurus, Ceratosaurus, Torvosaurus, Camarasaurus, Diplodocus, Apatosaurus, Barosaurus, Dryosaurus, Camptosaurus, Stegosaurus ), two...
FIGURES
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Figure  7. Bone type correlated with bone size in a growth series of  Baros...
Published: 01 January 2000
Figure 7. Bone type correlated with bone size in a growth series of Barosaurus (type A) humeri. This growth series serves to establish the size at which the transition from “hatchling” to “juvenile” bone deposition occurred as well as that from “juvenile” to “adult” bone deposition, thereby
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Figure  6. Quantification of transition from “juvenile” to “adult” bone in ...
Published: 01 January 2000
Figure 6. Quantification of transition from “juvenile” to “adult” bone in Barosaurus humerus Ba4 and femur Ba12. Relative amount of vascular space is expressed as width of vascular space (lumen) divided by width of the lamina directly external to it (x-axis). “Couplet” refers to a lumen
Journal Article
Published: 01 April 1990
Earth Sciences History (1990) 9 (1): 6–13.
... described as the first Brontosaurus ) and remains of other large sauropods (e.g., Diploducus, Barosaurus ), Reed also discovered the remains of: a) the first Jurassic ichthyosaurs from North America ( Baptanodon natans and B. discus; see Marsh, 1879 ); b) the earliest known North American frog...
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Journal Article
Published: 01 November 2006
Geological Magazine (2006) 143 (6): 905–921.
... ; Chatterjee & Zheng, 2002 ), and the neosauropods Camarasaurus (Fig. 5 , ?Kimmeridgian, USA: Madsen, McIntosh & Berman, 1995 ; Ostrom & McIntosh, 1966 , p. 71 for disarticulated braincase), Barosaurus, Brachiosaurus and Dicraeosaurus (Kimmeridgian, Tanzania: Janensch, 1935–36...
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Journal Article
Journal: PALAIOS
Published: 01 December 2007
PALAIOS (2007) 22 (6): 651–666.
... ( McIntosh, 1990a ; Wilson, 2002 ). The cervical vertebrae have elongate centra with cervical ribs extending to the posterior flange but not beyond, superficially similar to those of Diplodocus ( Hatcher, 1901 ). The centra are not as elongate as those of Barosaurus ( Lull, 1919 ; McIntosh, 2005...
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Journal Article
Published: 01 March 2001
Journal of Paleontology (2001) 75 (2): 401–406.
..., 1906 ; Cannon, 1907 ), Barosaurus ( Bird, 1985 ), and Seismosaurus ( Gillette, 1991 ). Surprisingly, several theropod skeletons also occur with stomach stones: the Jurassic Poekilopleuron (Eudes-Deslongchamps, 1838), Baryonyx ( Charig and Milner, 1997 ), Caudipteryx (J. Qiang et al., 1998...
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Journal Article
Journal: Paleobiology
Published: 01 May 2008
Paleobiology (2008) 34 (2): 247–263.
...) indicates that at least two diplodocine species are represented by the material listed as Barosaurus africanus by Janensch (1961) . It now appears likely that Sander's histotypes A and B of “ Barosaurus africanus ” represent two different species: type A is Tornieria africana ( Remes 2006 ) and type B...
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Journal Article
Journal: Paleobiology
Published: 01 May 2008
Paleobiology (2008) 34 (2): 264–281.
... years), Barosaurus (21 to 39 years), and Dicraeosaurus (11 to 22 years). Paul (1997) provided weight estimates for comparable adult individuals of the same sauropods (31,500, 11,600, and 5000 kg, respectively). From the age estimates given by Sander and Tuckmantel (2003) and the weight estimates...
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Journal Article
Journal: PALAIOS
Published: 01 March 2007
PALAIOS (2007) 22 (2): 188–199.
.... sattleri Janensch, Tornieria africanus (Fraas), and Barosaurus gracilis Janensch; Brachiosauridae: Brachiosaurus brancai Janensch; Titanosauria: Janenschia robusta (Fraas); and Sauropoda incertae sedis: Tendaguria tanzaniensis Bonaparte, Heinrich, & Wild ( Weishampel et al., 2004...
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Journal Article
Journal: PALAIOS
Published: 20 March 2018
PALAIOS (2018) 33 (3): 94–105.
... individuals assignable to ten different species from genera including Allosaurus , Apatosaurus , Barosaurus , Camarasaurus , Camptosaurus , Diplodocus , Dryosaurus , and Stegosaurus . Some of these skeletons are currently displayed in the Carnegie Museum of Natural History, while others are, or were...
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Journal Article
Journal: PALAIOS
Published: 01 August 2005
PALAIOS (2005) 20 (4): 363–375.
... and allosaur vertebral segments. Despite this high degree of disarticulation, many specimens show evidence of association. For example, the remains of the taxa Camarasaurus , Barosaurus , and Ceratosaurus are all found in isolated pockets around the quarry. The Allosaurus skeletal material...
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Journal Article
Journal: Paleobiology
Published: 01 May 2010
Paleobiology (2010) 36 (2): 283–302.
... the number of phylogenetically informative character states varies among taxa and across different regions of the skeleton. For example, the sauropods Barosaurus (SCM2  =  65%, CCM2  =  56%) and Omeisaurus (SCM2  =  98%, CCM2  =  100%) are currently known to possess only three and six autapomorphies...
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Journal Article
Published: 01 November 2020
The Journal of Geology (2020) 128 (6): 477–515.
...:  Palaeonisciformes, indet.  Diplodocidae:  Amiiformes, indet.    Apatosaurus sp. Sarcopterygii:    Barosaurus sp.  Dipnoi:    Diplodocus sp.   Ceratodontidae:  Camarasauridae:     Ceratodus frazieri?    Camarasaurus sp.     Potamoceratodus guentheri  Brachiosauridae: Reptilia...
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