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Holonema horrida

Placodermi - Arthrodira - Holonematidae

Taxonomy
Holonema horrida was named by Cope (1892). It is a 3D body fossil. Its type locality is Leroy (locality 1), which is in a Frasnian marine horizon in the Chemung Formation of Pennsylvania.

It was corrected as Holonema horridum by Hay (1902).

Synonymy list
YearName and author
1892Holonema horrida Cope p. 222
1902Holonema horridum Hay p. 350

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
Placodermiomorphi
classPlacodermiM'Coy 1848
orderArthrodiraWoodward 1891
suborderPhlyctaeninaMiles 1973
familyHolonematidaeObruchev 1932
genusHolonemaNewberry 1890
specieshorrida

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.

Holonema horrida Cope 1892
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Diagnosis
No diagnoses are available