Ichnofossils

Oichnus paraboloides Bromley, 1981

Taxon description

Pokorný & Štofik, 2017

Emended diagnosis: Penetrative Sedilichnus having a conical form, truncated where the boring penetrates through the substrate (after Bromley, 1981; and Zonneveld and Gingras,2014).

Blissett & Pickerill, 2007

Diagnosis – (After Bromley, 1981, p. 62.) “Oichnus having a spherical paraboloid form, truncated in those cases where the boring penetrates right through the substrate. Where it does not so penetrate, the paraboloid may be deformed by a slightly raised
central boss.”
Description – Simple borings resembling overturned cones with the apexes truncated. The structures are perpendicular to the substrate surface.

Bromley, 1981a

Diagnosis: Oichnus having a spherical paraboloid form, truncated in those cases where the boring penetrates right throueh the substrate. Where it does not so venetrate, the parabYoloill rnay be deformed by a slightly raised central boss.

Synonymy list
1981     Oichnus paraboloides — Bromley, pp. 62, fig. 1:4,5; 2:1
1985     Tremichnus cysticus n. ichnosp. — Brett, pp. 625, 628-629, fig. text-fig. 3
1985     Tremichnus minutus n. ichnosp. — Brett, pp. 625, 628-629, fig. text-fig. 4-5
1985     Tremichnus paraboloides n. ichnospecies: — Brett, pp. 625, 627-628
1986     Tremichnus cysticus — Harper, pp. 16, fig. 1
1988     Tremichnus cysticus — Eckert, pp. 281-283, fig. text-fig. 1-2
1991     Oichnus paraboloides — Feige & Fürsich, pp. 129
1996     Oichnus paraboloides — Pek & Mikulas, pp. 109, 111
2001     Oichnus paraboloides Bromley, 1981 — Nielsen & Nielsen, pp. 103, fig. 1C-D,5
2003     Oichnus paraboloides Bromley, 1981 — Donovan & Jagt, pp. 70, fig. 2B; 3C, D; 4B
2004     Oichnus paraboloides Bromley, 1981 — Blissett & Pickerill, pp. 181, fig. 7/6
2006     Oichnus paraboloides Bromley 1981 — Ruggiero et al., pp. 179, fig. 13
2006     Oichnus paraboloides — Dietl & Kelley, pp. 104
2007     Oichnus paraboloides Bromley, 1981 — Blisset & Pickerill
2014     Sedilichnus paraboloides Bromley, 1981 — Zonneveld & Gingras, pp. 900
2015     Sedilichnus paraboloides (Bromley) — Donovan, fig. 9a
2015     Oichnus paraboloides Bromley, 1981 — Wisshak et al., pp. 449
2015     Oichnus paraboloides Bromley, 1981 — Kong et al., pp. 333, fig. 3A-L; 4A-F
2017     Sedilichnus paraboloides (Bromley) — Pokorný & Štofik, pp. 8, fig. 3K-L; 7A-C
2019     Oichnus paraboloides Bromley, 1981 — Donovan & Portell, fig. Fig. 1d,e