Angiosperms	Bryophytes	Conifers	Cycadophytes
Ferns	Ginkgophytes	Indeterminate	Leptostrobaleans
Lycophytes	Caytoniales	Sphenophytes	Fauna

The list below underepresents the actual abundance of this group of plants in the Cretaceous and Paleogene of the Arctic. Because they are ubiquitous they are seldom collected. They form the ground cover throughout all community successional stages.

Sphenophyte Specimen Images

Link		Genus		Species	Author	Locality	Area	Stage
35		Equisetites		sp.		Nezametnaya	Ugolnaya Bay	Middle Cenomanian
35a		Equisetites		sp.		Nezametnaya	Ugolnaya Bay	Middle Cenomanian
7		Equisetites		sp.		Grebenka	Grebenka	Cenomanian
5		Equisetites		sp.		Grebenka	Grebenka	Cenomanian
10		Equisetites		sp.		Grebenka	Grebenka	Cenomanian
12		Equisetites		sp.		Grebenka	Grebenka	Cenomanian
25		Equisetites		sp.		Grebenka	Grebenka	Cenomanian
5		Equisetites		sp.		Grebenka	Grebenka	Cenomanian
24		Equisetites		sp.		62	Pekul'nei E.	Coniacian
26		Equisetites		sp.		219	Pekul'nei E.	Coniacian
24		Equisetites		sp.		62	Pekul'nei E.	Coniacian
26		Equisetites		sp.		219	Pekul'nei E.	Coniacian
31		Equisetites		sp.		Palyavaam R.	Chauna	Turonian-Coniacian
4		Equisetites		sp.		Grebenka 1009	Grebenka	Cenomanian
30		Equisetites		sp.		Cor. II 20	Corwin Bluffs	Middle Albian
4		Equisetites		sp.		Kukpow. R. 12	Kukpowruk River	Middle Albian
3		Equisetites		sp.		Pit. R. 11	Pitmegea River	Middle Albian
21		Equisetites		sp.		Kuk R. 66	Kuk River Area	Late Albian
22a		Equisetites		sp.		36KcK1	Upper Colville River	Late Albian
23a		Equisetites		sp.		36KcK1	Upper Colville River	Late Albian
28		Equisetites		sp.		Kuk R. 66	Kuk River Area	Late Albian
17		Equisetites		sp.		32KpK	Chandler River	Campanian-Santonian
18		Equisetites		sp.		32KpK	Chandler River	Campanian-Santonian
19		Equisetites		sp.		32KpK	Chandler River	Campanian-Santonian
20		Equisetites		sp.		32KpK	Chandler River	Campanian-Santonian
23		Equisetites		sp.		87RAS20	Sagavanirktok River	Selandian
24		Equisetites		sp.		87RAS20	Sagavanirktok River	Selandian
27		Equisetites		sp.		15KcK2	Chandler River	Cenomanian
2		Equisetites		sp.		Kuk R. 58	Kuk River Area	Cenomanian
10		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	Cor. 55	Corwin Bluffs	Middle Albian
7		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	Kukpow. R. 31	Kukpowruk River	Late Albian
8		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	Kukpow. R. 28	Kukpowruk River	Late Albian
9		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	Kukpow. R. 27	Kukpowruk River	Middle Albian
34		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	96RAS92	Kukpowruk R.	Mid-Late Albian
86		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	96RAS92	Kukpowruk R.	Mid-Late Albian
153		Equisetites	ex gr.	burejensis	(Heer) Kryshtofovich	96RAS92	Kukpowruk R.	Mid-Late Albian
67		Equisetum		arcticum	Heer	05RAS	Sagavanirktok River	Selandian
13		Equisetum		arcticum	Heer	91RAS	Sagavanirktok River	Selandian
28		Equisetum		arcticum	Heer	91RAS	Sagavanirktok River	Selandian
29		Equisetum		arcticum	Heer	91RAS	Sagavanirktok River	Selandian
34		Equisetum		arcticum	Heer	91RAS	Sagavanirktok River	Selandian
12		Equisetum		arcticum	Heer	87RAS20	Sagavanirktok River	Selandian
15		Equisetum		arcticum	Heer	87RAS20	Sagavanirktok River	Selandian
98		Equisetum		arcticum	Heer	05RAS	Sagavanirktok River	Selandian