Ichnospecies: trifidus (DAWSON, 1895) MATTHEW, 1903
Etymology:
= Hylopus trifidus DAWSON, 1895

Holotype:

Locality: Joggins, approximately 64?25’W, 45?40’N, Cumberland County, Nova Scotia Province, Canada.

Horizon: Cumberland Group.

Biostratigraphy:

Age: Early Westphalian B, Lower Upper Silesian series, Kashirskian Stage, Lower Moscovian Epoch, Early Middle Pennsylvanian, (Late Carboniferous).

Material: