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Topsentopsis

Taxonomy
Topsentopsis was named by DeLaubenfels (1955) [Sponge? trace.].

It was assigned to Ichnofossils by Hantzschel (1975).

Synonymy list
YearName and author
1955Topsentopsis DeLaubenfels
1975Topsentopsis Hantzschel

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RankNameAuthor
Ichnofossils
RankNameAuthor
genusTopsentopsisDeLaubenfels 1955

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 1975Borings of quite variable size, consiting of cavities and tubes or channels; cavity central, irregularly spheroidal or ovoid; tubes radiating from it, simple or branching, sometimes enlarging distally; diameter of central cavity 1 to 10 mm, of tubes 0.5 to 3 mm.