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Palaeohelminthoida was named by Ruchholz (1967).

It was assigned to Ichnofossils by Hantzschel (1975).

Synonymy list
YearName and author
1967Palaeohelminthoida Ruchholz
1975Palaeohelminthoida Hantzschel

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genusPalaeohelminthoidaRuchholz 1967

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.

W. Hantzschel 1975Very regular “guided meanders” like Helminthoida Schafhautl, differing from it by very narrow, median, cordlike ridge and by close contact of meanders; trail about 4 mm wide, length of meanders 3 to 6 cm; rounded median ridge 1 mm high, dividing trail into 2 smooth furrows.