Telegraph Creek Formation
Stratigraphic range: Santonian

Type| Geological formation
Location
Region| Montana
Country| United States

The Telegraph Creek Formation is a Mesozoic geologic formation in Montana, United States. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.[1]

## Contents

* 1 Fossil content
* 1.1 Invertebrates
* 1.2 Vertebrates
* 2 See also
* 3 Footnotes
* 4 References

## Fossil content

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Color key
| Taxon | Reclassified taxon | Taxon falsely reported as present | Dubious taxon or junior synonym | Ichnotaxon | Ootaxon | Morphotaxon

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| Notes
Uncertain or tentative taxa are in small text; ~~crossed out~~ taxa are discredited.

### Invertebrates

Invertebrates reported from the Telegraph Creek Formation

Genus | Species | Locality  | Stratigraphic member | Material | Notes | Images
Sphenoceramus[2] |

* S.cardissoides
* S.lundbreckensis[3]

|  |  |  |  |
Desmoscaphites[4] | D.bassleri |  |  |  |  |

### Vertebrates

Vertebrates reported from the Telegraph Creek Formation

Genus | Species | Locality  | Stratigraphic member | Material | Notes | Images
Tylosaurus | T.proriger[5] |  |  | Skull  |  |
Hadrosauridae[1] | indet  |  |  |  |  |

## See also

* List of dinosaur-bearing rock formations
* List of stratigraphic units with indeterminate dinosaur fossils

## Footnotes

1. ↑ 1.0 1.1 Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
2. ↑ Walaszczyk, Cobban, I, WA (2006). "Palaeontology and biostratigraphy of the Middle-Upper Coniacian and Santonian inoceramids of the US Western Interior". Acta Geologica Polonica 56 (3). https://www.researchgate.net/publication/286250061_Palaeontology_and_biostratigraphy_of_the_Middle-Upper_Coniacian_and_Santonian_inoceramids_of_the_US_Western_Interior.
3. ↑ "USGS 9625 (Cretaceous of the United States)". https://paleobiodb.org/classic/basicCollectionSearch?collection_no=100155&is_real_user=.
4. ↑ Landman, Neil H.; Cobban, William A. (2007-01-01). "Redescription of the Late Cretaceous (late Santonian) ammonite Desmoscaphites bassleri Reeside, 1927, from the Western Interior of North America". Rocky Mountain Geology 42 (2): 67–94. doi:10.2113/gsrocky.42.2.67. ISSN 1555-7332. https://doi.org/10.2113/gsrocky.42.2.67.
5. ↑ Russell, D. A. (1964). "The Skull of American Mosasaurs". Columbia University.

## 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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