Ussuria

Ussuria
Temporal range: early Triassic
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: †Ammonoidea
Order: †Ceratitida
Family: †Ussuriidae
Genus: †Ussuria
Diener, 1895

Ussuria is a genus of Lower Triassic ammonites with a smooth, involute discoidal shell with submonophyllic sutures, belonging to the ceratitid family Ussuriidae.

Ussuria has been found in Russia in Siberia (original discovery), China, Oman, and Idaho in the United States.

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