Rollieria

Rollieria is a Jurassic ammonite belonging to the ammonitid.

Rollieria
Temporal range: Callovian[1]
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Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ammonitida
Superfamily:
Oppeliidae
Family:
Oppeliidae
Genus:
Rollieria

A. Jeannet, 1951
Species [2]
  • ''Rollieria canaliculata'' Jeannet 1951
  • ''Rollieria freii'' Jeannet 1951
  • ''Rollieria rollieri'' Jeannet 1951

Distribution

France, Germany, Kenya, Switzerland and Tanzania[2]

gollark: Also consider that advancing technology is making random unskilled workers increasingly unimportant and enforcement of whatever laws someone wants increasingly easy.
gollark: I don't know the history of that... very much at all... but how much was that their work versus just circumstances/chance/the political climate then?
gollark: I see.
gollark: If *a lot* of people want change, *and* can somehow coordinate on this, in the face of people trying to stop them, and it doesn't go horribly wrong somehow.
gollark: That's not exactly better if it leads to worse outcomes.

References
Notes
  1. Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2017-10-16.
  2. Paleobiology Database - Microderoceras. 2017-10-16.


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