Sinotitinae
| Sinotitinae Temporal range: Upper Devonian
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Goniatitida |
| Family: | †Dimeroceratidae |
| Subfamily: | †Sinotitinae Chang, 1960 |
| Genera | |
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.
References
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