Streblitinae is a subfamily of Upper Jurassic and Lower Cretaceous ammonites within the family

Oppeliidae Oppeliidae are compressed to oxyconic, sculptured Haploceratoidea, either unkeeled, unicarinate, bicarinate, or tricarinate; with sutures in great variety, but ribbing usually more or less falcoid or falcate. The Oppeliidae is the principal famil ...

characterized by compressed, involute shells; typically oxycones with complex sutures. Includes '' Streblites'', '' Pseudoppelia'', and '' Substreblites''. Derivation is from the Taramelliceratinae. May have given rise to the Aconiceratinade.

References

W.J. Arkell ''et al.'', 1957 Mesozoic Ammonoidea.

Treatise on Invertebrate Paleontology The ''Treatise on Invertebrate Paleontology,'' published from 1953–2007 by the Geological Society of America and the University of Kansas, then 2009–present by the University of Kansas Paleontological Institute, is a definitive multi-authore ...

, Part L. Geological Society of America and University of Kansas Press. D.T. Donovan, J.H. Callomon, and M.K. Howarth, 1981. Classification of the Jurassic Ammonitina. The Systematics Association Special Volume no. 18. The Ammonoidea. Academic Press. Oppeliidae Late Jurassic first appearances Early Cretaceous extinctions {{ammonitina-stub