Species

Ptychodictyon sulcatum Gross, 1973

						Images
GIT 730-12	Ptychodictyon sulcatum	Karksi outcrop		Burtnieki Stage
GIT 730-13	Ptychodictyon sulcatum	Karksi outcrop		Burtnieki Stage
GIT 730-18	Ptychodictyon sulcatum	Karksi outcrop		Burtnieki Stage
GIT 730-44	Ptychodictyon sulcatum	Karksi outcrop		Burtnieki Stage
GIT 730-5	Ptychodictyon sulcatum	Karksi outcrop		Burtnieki Stage
GIT 730-6	Ptychodictyon sulcatum	Karksi outcrop		Burtnieki Stage