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Palaeocarpinus

Angiospermae - Fagales - Betulaceae

Taxonomy
Palaeocarpinus was named by Crane (1981) [Type: Palaeocarpinus laciniata Crane]. Its type is Palaeocarpinus laciniata. It was considered monophyletic by Crane (1981).

It was assigned to Coryloideae by Crane (1981).

Species
P. joffrense, P. laciniata (type species)
Species lacking formal opinion data
P. aspinosa, P. barksdalae, P. stonebergae

Synonymy list
YearName and author
1981Palaeocarpinus Crane

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RankNameAuthor
kingdomPlantae
subkingdomViridiplantaeCavalier-Smith 1981
—Streptophyta(Jeffrey 1971)
superphylumEmbryophyta()
—Tracheophyta(Sinnott 1935)
phylumSpermatophyta
classAngiospermae
RankNameAuthor
—Rosids
—Eurosids
—Fabid
orderFagales
familyBetulaceae
subfamilyCoryloideaeKoehne 1893
genusPalaeocarpinusCrane 1981

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. †Palaeocarpinus Crane 1981
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†Palaeocarpinus joffrense Sun and Stockey 1992
Diagnosis
ReferenceDiagnosis
P.R. Crane 1981Bracteate fruits comprising a broadly ovate to elliptic nut subtended by an involucre of two equal or sub-equal bracts. Nutlets flattened in the plane of the bracts with ribs on both faces. Perigone present bearing simple hairs.
Measurements
No measurements are available
Diet: "photoautotroph"p
Created: 2011-07-22 00:04:15
Modified: 2011-07-21 14:04:15
Source: p = phylum
Reference: Kiessling 2009

Age range: base of the Late/Upper Paleocene to the top of the Ypresian or 59.24000 to 48.07000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Paleocene66.0 - 56.0USA (Montana) P. sp. (53527)
Paleocene66.0 - 56.0USA (Wyoming) Palaeocarpinus indet. (58000)
Tiffanian60.9 - 57.5USA (Wyoming) P. aspinosa (28632 28633 28634 28636 28637 28640 28642 28644)
Late/Upper Paleocene59.24 - 56.0United Kingdom (Berkshire) P. laciniata (234638)
Clarkforkian57.5 - 56.0USA (North Dakota) P. sp. (21372)
Clarkforkian57.5 - 56.0USA (Wyoming) P. aspinosa (28659 28660 28662 28664 28667 28671 28674 28678 28680 28681 28683 28685 28686 28687 28688 28692)
Ypresian56.0 - 48.07Canada (British Columbia) P. barksdalae (227820) P. stonebergae (227994)