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Ctenis

Polypodiopsida - Polypodiales - Dryopteridaceae

Taxonomy
Ctenis was named by Lindley and Hutton (1834). It is not extant. Its type is Ctenis falcata.

It was assigned to Cycadaceae by Knowlton (1919); to Cycadophyta by Andrews (1970); to Cycadales by Chandra and Tewari (1991); and to Dryopteridaceae by Liu et al. (1996).

Synonymy list
YearName and author
1834Ctenis Lindley and Hutton
1919Ctenis Knowlton
1970Ctenis Andrews
1991Ctenis Chandra and Tewari
1996Ctenis Liu et al.

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
subclassPolypodiidae()
RankNameAuthor
orderPolypodiales
suborderPolypodiineaeDumort 1829
familyDryopteridaceaeHerter 1949
genusCtenisLindley and Hutton 1834

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Ctenis Lindley and Hutton 1834
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†Ctenis auriculata Fontaine 1896
†Ctenis clarnoensis Erdei and Manchester 2015
†Ctenis falcata Lindley and Hutton 1834
†Ctenis grandifolia Fontaine 1896
†Ctenis imbricata Fontaine 1889
†Ctenis imjhiriensis Bose and Zeba-Bano 1979
†Ctenis orovillensis Fontaine 1896
†Ctenis sulcicaulis Phillips 1829
†Ctenis wardii Fontaine 1896
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Carnian to the top of the Eocene or 237.00000 to 33.90000 Ma

Collections (155 total)


Time interval Ma Country or state Original ID and collection number
Carnian237.0 - 228.0South Africa (Kwazulu-Natal) C. sp. (23002)
Carnian237.0 - 228.0China (Fujian) C. sp. 1 (29781)
Carnian237.0 - 228.0Austria C. lunzensis, C. angustior (24683)
Carnian237.0 - 228.0China (Hunan) C. sp. 1 (29638)
Carnian237.0 - 228.0Ukraine C. sp. 1 (30953)
Carnian237.0 - 228.0Japan (Yamaguchi) C. sp. 1 (30209)
Late/Upper Triassic237.0 - 201.4Greenland C. minuta (23464 23479) C. minuta, C. nilssoni (23467 23939) C. nilssoni (23380 23461 23934)
Carnian - Rhaetian237.0 - 201.3South Korea C. sp. 1 (30264 30265)
Carnian - Rhaetian237.0 - 201.3China (Guangdong) C. sp. 1 (29892)
Norian228.0 - 208.5China (Sichuan) C. sp. 1 (30042 30045) C. sp. 1, C. sp. 2 (30030)
Norian228.0 - 208.5China (Jilin) C. sp. 1, C. sp. 2, C. sp. 3 (29715)
Norian228.0 - 208.5China (Xizang) C. sp. 1 (30064)
Norian228.0 - 208.5China (Hunan) C. sp. 1 (29636)
Norian - Rhaetian228.0 - 201.3China (Jiangxi) C. sp. 1 (29536)
Norian - Rhaetian228.0 - 201.3Kyrgyzstan C. sp. 1 (30270)
Norian - Rhaetian228.0 - 201.3China (Sichuan) C. sp. 1 (29779 29936 30003 30028)
Norian - Rhaetian228.0 - 201.3Tajikistan C. sp. 1 (30898 30908)
Norian - Rhaetian228.0 - 201.3Japan C. sp. 1, C. sp. 2, C. sp. 3 (30205)
Rhaetian208.5 - 201.3Greenland C. minuta (162253)
Rhaetian - Early/Lower Jurassic208.5 - 174.7Sweden (Scania) C. nilssonii, C. minuta, C. latepinnata, C. laxa (25046)
Rhaetian - Early/Lower Jurassic208.5 - 174.7United Kingdom (Wales) C. sp. (24856)
Early/Lower Jurassic201.4 - 174.7Romania C. grandifolia (31129 31151 31153)
Early/Lower Jurassic201.4 - 174.7Greenland C. stewartiana (23956 23957 23958 23965 23966)
Early/Lower Jurassic201.4 - 174.7China (Xinjiang) C. sp. 1 (30024)
Early/Lower Jurassic201.4 - 174.7China (Gansu) C. sp. 1 (29661)
Early/Lower Jurassic201.4 - 174.7Argentina (Chubut) C. sp. 1 (29382)
Early/Lower Jurassic201.4 - 174.7Russian Federation C. sp. 1 (30606 30625)
Early/Lower Jurassic201.4 - 174.7China (Heilongjiang) C. sp. 1, C. sp. 2, C. sp. 3 (29697)
Early/Lower Jurassic201.4 - 174.7China (Zhejiang) C. sp. 1 (29602)
Early/Lower Jurassic201.4 - 174.7Antarctica C. sp. 1 (29344 29347)
Hettangian - Sinemurian201.3 - 190.8Russian Federation C. sp. 1, C. sp. 2 (30596)
Hettangian - Sinemurian201.3 - 190.8Romania C. sp. (31082 31085 31088)
Hettangian - Sinemurian201.3 - 190.8United Kingdom (Wales) C. sp. (46146)
Hettangian - Toarcian201.3 - 174.1Uzbekistan C. sp. 1 (30965)
Sinemurian - Pliensbachian199.3 - 182.7Georgia C. sp. 1 (30110)
Pliensbachian190.8 - 182.7Poland (Swiety Krzyz Mtns.) C. nilssoni (24599)
Pliensbachian190.8 - 182.7Japan C. sp. 1 (30203)
Pliensbachian190.8 - 182.7Tajikistan C. sp. 1 (30929) C. sp. 1, C. sp. 2 (30925)
Pliensbachian - Toarcian190.8 - 174.1Kyrgyzstan C. sp. 1 (30271)
Toarcian182.7 - 174.1Japan C. sp. 1 (30202)
Toarcian182.7 - 174.1Tajikistan C. sp. 1 (30931)
Toarcian182.7 - 174.1Russian Federation C. sp. 1 (30702 30705)
Toarcian182.7 - 174.1Poland (Cracow) C. asplenioides, C. cracoviensis, C. potockii, C. zeuszneri (24598)
Early/Lower Aalenian - Middle Aalenian175.6 - 171.6United Kingdom (England) C. kaneharai, C. reedi, C. sulcicaulis (24235)
Middle Aalenian - Late/Upper Aalenian175.6 - 171.6United Kingdom (England) C. kaneharai, C. reedi, C. sulcicaulis (24262)
Middle Jurassic174.7 - 161.5Russian Federation C. sp. 1 (30609 30788) C. sp. 1, C. sp. 2 (30590)
Middle Jurassic174.7 - 161.5China (Gansu) C. sp. 1 (29639 29716 29742)
Middle Jurassic174.7 - 161.5China (Jilin) C. sp. 1 (29633 29726 29969)
Middle Jurassic174.7 - 161.5China (Qinghai) C. sp. 1 (29545)
Middle Jurassic174.7 - 161.5China (Nei Mongol) C. sp. 1, C. sp. 2 (29573)
Middle Jurassic174.7 - 161.5China (Shaanxi) C. sp. 1 (29717)
Middle Jurassic174.7 - 161.5Afghanistan C. sp. 1 (29335 29338)
Middle Jurassic174.7 - 161.5Iran C. sp. 1 (30183)
Middle Jurassic174.7 - 161.5Uzbekistan C. sp. 1 (30966)
Middle Jurassic174.7 - 161.5China (Xinjiang) C. sp. 1 (29623)
Middle Jurassic174.7 - 161.5China (Liaoning) C. sp. 1 (29577 29711 29985 29986)
Aalenian174.1 - 170.3Russian Federation C. sp. 1 (30468)
Aalenian174.1 - 170.3United Kingdom C. kaneharai (35120)
Aalenian - Bajocian174.1 - 168.3Russian Federation C. sp. 1 (30428) C. sp. 1, C. sp. 2 (30453 30539)
Aalenian - Bajocian174.1 - 168.3Uzbekistan C. sp. 1, C. sp. 2 (30970)
Aalenian - Bathonian174.1 - 166.1Russian Federation C. sp. 1 (30831)
Aalenian - Bathonian174.1 - 166.1Uzbekistan C. sp. 1 (30967)
Early/Lower Bajocian - Late/Upper Bajocian171.6 - 167.7United Kingdom (England) C. exilis, C. kaneharai (24263) C. kaneharai, C. reedi, C. sulcicaulis (24264)
Late/Upper Bajocian - Bathonian171.6 - 166.1United Kingdom (England) C. exilis, C. stewartiana (24273 24274)
Bajocian170.3 - 168.3Belarus C. sp. 1 (29463 29465)
Bajocian170.3 - 168.3Tajikistan C. sp. 1 (30917)
Bajocian170.3 - 168.3United Kingdom (England) C. kaneharai (21110 24335 24337 24342 24344 24345 24346)
Bajocian170.3 - 168.3Georgia C. sp. 1 (30119)
Bajocian170.3 - 168.3United Kingdom C. sulcicaulis (35122)
Bajocian - Bathonian170.3 - 166.1Norway (Nord-Trondelag) C. kaneharai (24611)
Bajocian - Bathonian170.3 - 166.1Turkmenistan C. sp. 1 (30950)
Bajocian - Bathonian170.3 - 166.1Russian Federation C. sp. 1 (30515) C. sp. 1, C. sp. 2 (30452)
Bathonian168.3 - 166.1Belarus C. sp. 1 (29466)
Bathonian168.3 - 166.1Georgia C. sp. 1 (30105 30107 30114 30115 30124) C. sp. 1, C. sp. 2 (30108)
Bathonian168.3 - 166.1Uzbekistan C. sp. 1, C. sp. 2, C. sp. 3 (30971)
Bathonian168.3 - 166.1Russian Federation C. sp. 1 (30773)
Bathonian - Callovian168.3 - 163.5Ukraine C. sp. 1, C. sp. 2 (30961)
Bathonian - Callovian168.3 - 163.5Russian Federation C. sp. 1 (30772)
Middle Bathonian167.7 - 164.7United Kingdom (England) C. sp., C. sulcicaulis (24227)
Callovian - Oxfordian166.1 - 157.3Russian Federation C. sp. 1 (30671)
Late/Upper Jurassic161.5 - 145.0India (Madhya Pradesh) C. imjhiriensis (229356)
Late/Upper Jurassic161.5 - 145.0China (Jilin) C. sp. 1 (29546 29583 29729 29744)
Late/Upper Jurassic161.5 - 145.0China (Heilongjiang) C. sp. 1 (29578 29732 29735 29991)
Tithonian152.1 - 145.0Russian Federation C. sp. 1 (30620 30815) C. sp. 1, C. sp. 2 (30621) C. sp. 1, C. sp. 2, C. sp. 3 (30597)
Tithonian - Berriasian152.1 - 139.8Russian Federation C. sp. 1 (30677)
Tithonian - Neocomian152.1 - 125.77Canada (British Columbia) C. borealis (41191)
Neocomian145.0 - 125.77Canada (British Columbia) C. borealis (41192)
Neocomian - Barremian145.0 - 125.0Canada (British Columbia) C. borealis (24786)
Aptian125.0 - 113.0Russian Federation (Buryatia) C. sp. (217431)
Albian - Cenomanian113.0 - 93.9USA (Alaska) C. sp. (34621)
Early/Lower Albian - Late/Upper Aptian112.03 - 113.0Ecuador (Loja) C. grandifolia (32488)
Early/Lower Albian - Late/Upper Aptian112.03 - 113.0Ecuador (El Oro) C. grandifolia (32482)
Paleocene66.0 - 56.0China (Heilongjiang) C. sp. (223817)
Eocene56.0 - 33.9USA (Oregon) C. clarnoensis (237759)