nominal species Trisulcus laqueatus Hitchcock, 1865

Trisulcus laqueatus Hitchcock, 1865

Hitchcock, 1865. Ichnol. New England, Suppl.: 18, pl. 3, fig. 4.

= nomen dubium

Taxonomic Opinions

+ — Millard, 2001

= Trisulcus laqueatus Hitchcock — Henderson, 1935