PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Dryophyllum

Angiospermae - Fagales - Nothofagaceae

Taxonomy

Dryophyllum was named by Debey (1865). It is not extant. It is considered to be a form taxon. Its type is Dryophyllum subcretaceum.

It was assigned to Angiospermae by Andrews (1970); to Fagaceae by Knowlton (1899), Knowlton (1919), Liu et al. (1996); and to Nothofagaceae by Stiles et al. (2020).

Species

D. amplum, D. anomalum, D. aquamarum, D. australis, D. bruneri, D. crenatum, D. falcatum, D. gracile, D. moorii, D. puryearensis, D. relongtanense, D. stanleyanum, D. subcretaceum (type species), D. subfalcatum (syn. Quercus gracilis), D. tennesseensis, D. yunnanense

Species lacking formal opinion data

D. fushunense, D. polymorphum, D. pugetensis

Synonymy list

Year	Name and author
1865	Dryophyllum Debey
1899	Dryophyllum Knowlton
1919	Dryophyllum Knowlton
1970	Dryophyllum Andrews
1996	Dryophyllum Liu et al.
2020	Dryophyllum Stiles et al.

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Rank	Name	Author
kingdom	Plantae
phylum	Spermatophyta
class	Angiospermae
—	Rosids
—	Eurosids

Rank	Name	Author
—	Fabid
order	Fagales
family	Nothofagaceae
genus	Dryophyllum	Debey 1865

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. †Dryophyllum Debey 1865

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†Dryophyllum amplum Berry 1916

†Dryophyllum anomalum Berry 1916

†Dryophyllum aquamarum Ward 1885

†Dryophyllum australis Berry 1937

†Dryophyllum bruneri Ward 1885

†Dryophyllum crenatum Lesquereux 1875

†Dryophyllum falcatum Ward 1885

†Dryophyllum gracile Debey 1887

†Dryophyllum moorii Lesquereux 1869

†Dryophyllum puryearensis Berry 1916

†Dryophyllum relongtanense Colani 1920

†Dryophyllum stanleyanum Dawson 1895

†Dryophyllum subcretaceum Saporta 1865

†Dryophyllum subfalcatum Lesquereux 1875

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Invalid names: Quercus gracilis Newberry 1882 [synonym]

†Dryophyllum tennesseensis Berry 1916

†Dryophyllum yunnanense Colani 1920

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Diet:

"photoautotroph"p

Created:

2011-07-22 00:04:15

Modified:

2011-07-21 09:04:15

Source: p = phylum

Reference: Kiessling 2009

Age range: base of the Late/Upper Albian to the top of the Quaternary or 106.30000 to 0.00000 Ma

Collections (149 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Albian	106.3 - 100.5	USA (Wyoming)	D. lanceolatum (31174)
Early/Lower Cenomanian	100.5 - 93.9	Canada (British Columbia)	D. gracile (35006)
Late/Upper Cretaceous	100.5 - 66.0	USA (Wyoming)	D. lanceolatum (31383) D. subfalcatum (34971 34974)
Coniacian - Campanian	89.8 - 72.2	Canada (British Columbia)	D. fallax (35206) D. furcinervosum (35209) D. ripleyensis (35218)
Coniacian - Campanian	89.8 - 72.2	USA (New Mexico)	D. species (24182)
Late/Upper Santonian	85.7 - 83.6	Canada (British Columbia)	D. sp. (210554)
Early/Lower Campanian	83.6 - 72.2	USA (Wyoming)	D. polymorphum (27135 27136 27315 27357 27365 27366 27368 27369 27370)
Late/Upper Campanian	83.6 - 72.2	USA (New Mexico)	D. subfalcatum (34975)
Lancian	72.2 - 66.0	USA (North Dakota)	D. subfalcatum (25476 25909 25910 25912 25914 25915 48181 48183 48186 48196 48200 48202 48205 48206 48209 48210 48212 48213 48216 48217 48218 48219 48220 48221 48222 48224 48225 48226 48229 48230 48231 48232 48233 48234 48244 48246 48248 48249 48250 48251 48252 48253 48254 48256 48258 48265 48266 48267 48277 48278 48280 48281 48282 48283 48284 48285 48286 48287 48289) D. tenneseensis (48182 48185 48195 48204 48272) D. tenneseensis, D. subfalcatum (48191 48199 48203 48211 48273 48276 48279) D. tennesseensis (25501 25913 25917 25920 25921 25922 25923)
Lancian	72.2 - 66.0	USA (South Dakota)	D. subfalcatum (31955 48247) D. tenneseensis (48193 48235)
Lancian	72.2 - 66.0	USA (Colorado)	D. tennesseensis (32131)
Lancian	72.2 - 66.0	USA (Wyoming)	D. subfalcatum (14514)
Late/Upper Maastrichtian	72.2 - 66.0	USA (Montana)	D. subfalcatum (60169 189003)
Late/Upper Maastrichtian	72.2 - 66.0	Canada (Saskatchewan)	D. subfalcatum (54105)
Late/Upper Maastrichtian	72.2 - 66.0	USA (Wyoming)	D. subfalcatum (34922 34967 34969 34970 45846)
Maastrichtian	72.2 - 66.0	USA (North Dakota)	D. tennessensis, D. subfalcatum (99589)
Danian	66.0 - 61.66	Argentina (Chubut)	D. australis (133752 133753)
Paleocene	66.0 - 56.0	Argentina (Chubut)	D. australis (167857)
Late/Upper Paleocene - Middle Eocene	59.24 - 37.71	China (Guangxi)	D. puryearense (223950)
Early/Lower Eocene	56.0 - 48.07	USA (Texas)	D. tennesseensee (98211)
Eocene	56.0 - 33.9	China (Jilin)	D. parvum, D. sp. (223891)
Eocene	56.0 - 33.9	China (Heilongjiang)	D. dewalquei, D. fushunense (223823)
Eocene	56.0 - 33.9	USA (Alaska)	D. stanleyanum (112312)
Eocene	56.0 - 33.9	China (Guizhou)	D. sp. (223895)
Eocene	56.0 - 33.9	China (Shandong)	D. sp. (223951)
Eocene	56.0 - 33.9	USA (Washington)	D. pugetensis (22996)
Middle Eocene - Late/Upper Eocene	48.07 - 33.9	China (Liaoning)	D. dewalquei, D. fushunense (223815)
Priabonian	37.71 - 33.9	USA (Washington)	D. pugetensis (10744 21223 22890 22901 22902 22905 22935 22966 22997 23001)
Oligocene	33.9 - 23.04	China (Yunnan)	D. yunnanense, D. relongtanense (223846)
Rupelian - Chattian	33.9 - 23.04	Germany (Saxony)	D. furcinerve (24925 24978 24979 24986 25574 25581 25582 25583)
Miocene	23.04 - 5.333	China (Yunnan)	D. nervosum, D. puryearense, D. yunnanense, D. relongtanense (223850)
Neogene	23.04 - 2.58	China (Yunnan)	D. yunnanense, D. relongtanense (224533)
Middle Miocene - Late/Upper Miocene	15.98 - 5.333	China (Yunnan)	D. yunnanense, D. relongtanense (223824)
Late/Upper Miocene	11.63 - 5.333	China (Yunnan)	D. yunnanense (224406)
Quaternary	2.58 - 0.0	Vietnam	D. sp. (224536)