Article · Wikipedia archive · Last revised Jul 2, 2026

Sibiritidae

Sibiritidae constitutes a family of ceratitid ammonites described in the Treatise, Part L, 1957, as ribbed or tuberculate derivatives of Meekoceratidae with modification of the venter from mere widening and transverse ribbing to sulcation.

Last revised
Jul 2, 2026
Read time
≈ 1 min
Length
112 w
Citations
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Sibiritidae
Temporal range:
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ceratitida
Superfamily: Ceratitoidea
Family: Sibiritidae
Mojsisovics, 1896

Sibiritidae constitutes a family of ceratitid ammonites described in the Treatise, Part L, 1957, as ribbed or tuberculate derivatives of Meekoceratidae with modification of the venter from mere widening and transverse ribbing to sulcation (being grooved).

The Sibiritidae have been removed from the Noritoidea where 8 genera were included to the Ceratitoidea with some 14 genera within three defined subfamilies, as indicated.

Keyserlingitinae

Goricanites
Olenekoceras
Pseudokeyserlingites
Subolenekites

Olenikitinae

Kazakhstanites
Olenikites
Prohungarites
Pseudosvalbardiceras
Svalbardiceras
Timoceras
Tjururpites

Silberlingitinae

Silberlingites
References

References

  • Arkell, et al., Mesozoic Ammonoidea, Treatise on Invertebrate Paleontology, Part L, 1957.
  • Sibiritidae PbDb 12/07/2013