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Urohelminthoida

Taxonomy
Urohelminthoida was named by Sacco (1888).

It was assigned to Ichnofossils by Hantzschel (1975).

Synonymy list
YearName and author
1888Urohelminthoida Sacco
1975Urohelminthoida Hantzschel

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RankNameAuthor
Ichnofossils
RankNameAuthor
genusUrohelminthoidaSacco 1888

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
ReferenceDiagnosis
W. Hantzschel 1975Threadlike reliefs forming meanders with tail-like appendage at each turn; formking strinks 1 mm to about 2 mm thick.