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Protophyllum semotum

Magnoliopsida - Proteales - Platanaceae

Taxonomy
Protophyllum semotum was named by Hickey (1977). It is not extant. Its type specimen is USNM 43608. Its type locality is Western Pit of Hebron Brick Co. (USNM 14053), which is in a Wasatchian/Tertiary channel claystone in the Golden Valley Formation of North Dakota.

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1977Protophyllum semotum Hickey

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classMagnoliopsidaCronquist et al. 1996
EudicotDoyle and Hotton 1991
RankNameAuthor
orderProtealesJussieu 1829
familyPlatanaceaeLestiboudois 1826
genusProtophyllumLesquereux
speciessemotum

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.

Diagnosis
No diagnoses are available