Keyserlingitinae

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.

Keyserlingitinae
Temporal range: Early Triassic
Scientific classification
Kingdom:
Phylum:
Class:
Subclass:
Order:
Family:
Subfamily:
Keyserlingitinae

Zacharov, 1970
Genera

See text

Genera

The Keyserlingitinae includes

gollark: I mean, I'm just generally... in favour of free speech, not nazism or whatever?
gollark: If freedom of speech extends to freedom of *communication* too you should probably also ban, say, computer viruses.
gollark: That's also separate from being free to *believe* things you might not agree with.
gollark: It depends what you mean by "freedom of speech", really, it's a loosely defined term.
gollark: Yes, might.

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


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.