Agassiceras

Agassiceras is a Lower Jurassic ammonite from the Sinemurian stage in Europe. Agassiceras belongs to the psiloceratacean family, Arietitidae, and is characterized by being compressed with a sharp venter and feeble straight ribs that may bifurcate near the umbilical edge.

Agassiceras
Temporal range: Sinemurian
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Agassiceras

Hyatt, 1875

References

  • Arkell et al., 1957. Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology. Part L. Ammonoidea. Geological Society of America and Univ. of Kansas press.
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