Graphoceratidae is an extinct family of ammonites in the order Ammonitida, which lived during the Jurassic.

Distribution

Fossils are found in the Jurassic marine strata of Canada, France, Germany, Hungary, Italy, Morocco, Saudi Arabia, Spain and the United Kingdom.

Genera

Subfamily Graphoceratinae Buckman, 1905

Subfamily Leioceratinae Spath, 1936

Subfamily Dumortieriinae Haug, 1885

Subfamily Tmetoceratinae Spath, 1936

References


Allikas: https://en.wikipedia.org/wiki/Graphoceratidae
No tags for this post.