Portland Formation
Portland Formation Stratigraphic range: Early Jurassic | |
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Type | Geological formation |
Unit of | Newark Group |
Sub-units | Deerfield Basin, Turners Falls Sandstone & Mount Toby Formation |
Lithology | |
Other | Mudstone, Sandstone, Siltstone, Limestone |
Location | |
Region | North America |
Country | USA |
The Portland Formation is a geological formation in the northeastern United States. It dates back to the Early Jurassic.[1]
Vertebrate fauna
Dinosaur coprolites located in Massachusetts, USA.[1] Ornithischian tracks located in Massachusetts and Connecticut, USA.[1] Theropod tracks located in Massachusetts and Connecticut, USA.[1] Prosauropod tracks located in Massachusetts and Connecticut, USA.[1]
Dinosaurs reported from the Portland Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
A. major[1] |
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A. polyzelus[1] |
"Nearly complete skull and skeleton, fragmentary skeleton, adult."[2] |
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A. solus[1] |
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P. holyokensis |
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Partial postcranial skeleton.[3] |
All known remains of this species have been destroyed. | |||
See also
Footnotes
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Weishampel, David B; et al. (2004). "Dinosaur distribution (Early Jurassic, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 530–532. ISBN 0-520-24209-2.
- ↑ "Table 12.1," in Weishampel, et al. (2004). Page 234.
- ↑ "Table 3.1," in Weishampel, et al. (2004). Page 48.
References
- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2.
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