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Trinodus cylindricus

Agnostida - Metagnostidae

Taxonomy
Trinodus cylindricus was named by Chen in Li (1975). It is not extant. Its type specimen is GNWU Huo 077, a cephalon/head.

Sister species lacking formal opinion data
T. abruptus, T. chinianensis, T. corpulentus, T. glabratus, T. oviformis, T. trinodus

Synonymy list
YearName and author
1975Trinodus cylindricus Chen in Li

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
superfamilyCondylopygoideaRaymond 1913
familyMetagnostidaeJaekel 1909
genusTrinodusM'Coy 1846
speciescylindricusChen in Li 1975

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.

†Trinodus cylindricus Chen in Li 1975
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Diagnosis
No diagnoses are available