Sinotitinae
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Template:Short description Template:Automatic taxobox
Sinotitinae is one of three subfamilies of the Dimeroceratidae; a member of the Goniatitida, an extinctorder of ammonoid cephalopods from the Paleozoic.
The two comprised genera, Sinutites and Sunites have broad, crescent shaped whorl sections, but one, Sinutites has a dorsal siphuncle while in the other, Sunites the siphuncle is ventral.