Pinus susquaensis

Pinus susquaensis; Temporal range: 143–100.5 Ma PreꞒ Ꞓ O S D C P T J K Pg N Early Cretaceous
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Gymnospermae
Division:	Pinophyta
Class:	Pinopsida
Order:	Pinales
Family:	Pinaceae
Genus:	Pinus
Species:	†P. susquaensis
Binomial name
	†Pinus susquaensis; Dawson

Last updated May 28, 2025

Pinus susquaensis is an Early Cretaceous pine species known from Western North America, and was first described from fossils collected along the Suskwa River in north Central British Columbia.^[1]^[2]^[3] It is one of the oldest pine species in North America besides Pinus longifolius .^{[ citation needed ]}

References

↑ Dawson, J.W. (1883). "On the cretaceous and tertiary floras of British Columbia and the North-West Territory". Proceedings and transactions of the Royal Society of Canada. p. 23.
↑ Simmons, George C. (1957-11-01). "Contact of Burro Canyon Formation with Dakota Sandstone, Slick Rock District, Colorado, and Correlation of Burro Canyon Formation1" . AAPG Bulletin. 41 (11): 2519–2529. doi:10.1306/0BDA59B7-16BD-11D7-8645000102C1865D. ISSN 0149-1423.
↑ Ward, L.F. (1899). "The Cretaceous formation of the Black Hills as indicated by the fossil plants. Cretaceous Formation of the Black Hills". Washington, Govt. Print. Off.

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[Dawson1883-1] Dawson, J.W. (1883). "On the cretaceous and tertiary floras of British Columbia and the North-West Territory". Proceedings and transactions of the Royal Society of Canada. p. 23.

[2] Simmons, George C. (1957-11-01). "Contact of Burro Canyon Formation with Dakota Sandstone, Slick Rock District, Colorado, and Correlation of Burro Canyon Formation1" . AAPG Bulletin. 41 (11): 2519–2529. doi:10.1306/0BDA59B7-16BD-11D7-8645000102C1865D. ISSN 0149-1423.

[3] Ward, L.F. (1899). "The Cretaceous formation of the Black Hills as indicated by the fossil plants. Cretaceous Formation of the Black Hills". Washington, Govt. Print. Off.

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