Genus ICHTHYOSTEGA

Kingdom / Phylum . . . . . . . .
Subphylum / Superclass . . . .
Class / Subclass / Infraclass
Division / Superorder / Order
Suborder / Infraorder . . . . . .
Superfamily / Family . . . . . . .
Subfamily / Genus . . . . . . . . .
Animalia / Chordata
Cephalochordata / Gnathostomata
Amphibia / Labyrinthodontia / n.a.
n.a. / n.a. / Ichthyostegalia
n.a. / n.a.
n.a. / Ichthyostegidae
n.a. / Ichthyostega
Age:
Distribution:
Late Devonian
Greenland

Depicted on:

Chad, 2022 (M.S. margin)
Congo-Brazzaville, 1993 (75 Fr.)
Gambia, 1999 (position 11 of sheet 1)
Greenland, 2008 (20,50 Kr., fossil and reconstruction)
Guinea, 1998 (M.S. margin)
Guinea, 2009 (1998 M.S. margin, 1500 GNF, overprinted 15000 FG.)
Guinea-Bissau, 2022 (M.S. 2 margin)
Guyana, 2001 (position 1 of sheet 1)
Korea (North), 1999 (set in sheet, prehistoric life on top margin)
Liberia, 1999 (position 7 of sheet 1, as Acanthostega)
Mozambique, 2012 (position 1 of sheet extinct marine animals)
Niger, 2017 (position 3 of sheet)
Niger, 2021 (position 4 of sheet)
Niger, 2022 (position 4 of sheet)
Poland, 1966 (40 g.)
Tonga Niuafo'ou, 1989 (1 $. and set in sheet, and on label)
 
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