Veryhachium hyalodermum (Cookson, 1956, p.188–189, pl.1, figs.12–16) Schaarschmidt, 1963, p.62–63.

Acritarch species.
NOW Dorsennidium (Acritarch). Originally Palaeotetradinium, subsequently Veryhachium, thirdly Gorgonisphaeridium (Acritarch), fourthly (and now) Dorsennidium (Acritarch).

Holotype: Cookson, 1956, pl.1, fig.12.
Age: Albian–Cenomanian.