Genus

Dimorphichnus Seilacher, 1955

Taxon description

Legg, 1985

Description. The trail is 8 cm long and 6 8 cm wide and consists of two parallel series of well devel oped ridges 2 5 to 3 cm apart preserved on the sole of a bed One series consists of short 12 to 1 5 cm long ridges and the other of long up to 34 cm ridges The short ridges are parallel and straight at an angle of about 500 to the central axis of the trace and may be arranged in pairs The long ridges are less regular and are gently curved through 500 towards the center of the trace.

Selection of related publications

Palij, V. M., Posti, E., Fedonkin, M. A. 1979. Soft-bodied Metazoa and trace fossils of Vendian and Lower Cambrian. Upper Precambrian and Cambrian Paleontology of East-European Platform, pp. 49-82. Nauka.

List of species

1. Dimorphichnus quadrifidus Seilacher, 1990

Classification

Organism group	Biota
Ichnofossil group	Ichnofossils
	Soft-sediment trace fossils
	Trackways and scratch imprints
Family	Protichnidae
Genus	Allocotichnus
	Bifurculapes
	Conopsoides
	Dimorphichnus
Species	obliquus
	quadrifidus
Genus	Diplichnites
	Hamipes
	Merostomichnites
	Monomorphichnus
	Palmichnium
	Tasmanadia
	Warvichnium

References based on distribution

Palij et al., 1979 Kolgaküla quarry Lower Cambrian (old nomenclature)