It lived during the later part of the Arenig stage of the Ordovician Period,[1] approximately 478 to 471 million years ago.

[1] Species of the genus are known from Canada (southeastern British Columbia), Norway (Svalbard) and Sweden.

The headshield (or cephalon) of Globampyx is densely covered with very small granules.

The central raised area of the cephalon (or glabella) has an inverted flask-shape.

The short but wide triangular pygidium, with a rather low axis (or rhachis) of up to six indistinct rings that reaches the faint border furrow.