Karabaglyar Formation Explained

Karabaglyar Formation
Type:	Formation
Age:	Changhsingian-Induan ~
Period:	Changhsingian
Prilithology:	Limestone
Otherlithology:	Claystone
Namedfor:	Karabaglyar
Region:	Transcaucasia
Country:	Armenia Azerbaijan
Coordinates:	39.5°N 45.4°W
Paleocoordinates:	-0.3°N 38.8°W

The Karabaglyar Formation is a geologic formation in Armenia and Azerbaijan. It preserves fossils dated to the Changhsingian age of the Permian period and the Induan age of the Triassic period, straddling the Permian-Triassic boundary.^[1]

Fossil content

The following fossils have been reported from the formation:^{[1] [2]}

Ammonites

• Eumorphotis venetiana
• Meekophiceras dubium
• Ophiceras (Lytophiceras) medium
• Eumorphotis sp.
• Gyronites sp.
• Koninckites sp.
• Kymatites sp.
• Lytophiceras sp.
• Ophiceras sp.

Bivalves

• Claraia aurita
• Claraia clarai
• Claraia stachei
• Claraia wangi
• Claraia sp.

See also

• List of fossiliferous stratigraphic units in Armenia
• List of fossiliferous stratigraphic units in Azerbaijan
• Gnishik Formation
• Permian–Triassic extinction event

References

Bibliography

Notes and References

1. http://www.fossilworks.org/cgi-bin/bridge.pl?action=displayStrata&geological_group=&formation=Karabaglyar&group_formation_member=Karabaglyar Karabaglyar Formation
2. Kotlyar et al., 1993