“Keyserlingitinae”的意思、由来-开放百科全书

词条

Keyserlingitinae

释义

Genera
References

{{Taxobox
| fossil_range = {{fossil_range|251|242.0|Early Triassic}}
| image =
| regnum = Animalia
| phylum = Mollusca
| classis = Cephalopoda
| subclassis = Ammonoidea
| ordo = Ceratitida
| familia = Sibiritidae
| subfamilia = Keyserlingitinae
| subfamilia_authority = Zacharov, 1970
| subdivision_ranks = Genera
| subdivision = See text }}

Keyserlingitinae is a subfamily of the Sibiritidae, Early Triassic Ammonoidea. Shells tend to have subquadrate whorl sections as in Durgaites and Kyserlingites and to be strongly ribbed or nodose or both.

Genera

The Keyserlingitinae includes

Kyserlingites
Durgaites
Goricanites
Olenekoceras
Pseudokeyserlingites
Subolenekites

References

W.J. Arkell, et al., 1957. Mesozoic Ammonoidea; Treatise on Invertebrate Paleontology, Part L. Geological Society of America and University of Kansas Press.
Keyserlingitinae, Paleodb

3 : Triassic ammonites|Ceratitida genera|Ceratitoidea

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