Scatter plot showing D:H/T ratios of some related species of Haploceras.

 
 
  Part of: Pandey DK, Fürsich FT, Alberti M, Das R, Olóriz Sáez F (2022) First population-level study of the ammonite genus Hildoglochiceras Spath, and the Lower Tithonian record of the Hildoglochiceras Horizon in the Kachchh Basin, India. Zitteliana 96: 1-49. https://doi.org/10.3897/zitteliana.96.73892