Photo of the thin section MNHN.F.M83070. Identification of the specimen associated with the number in the collection:

Aulocricus arellani DEBRENNE, 1987. A. photo available online. B. in red Aulocricus arellani, in blue the other archaeocyaths. © RECOLNAT (ANR-11-INBS-0004) - Elise POREZ - 2017.

  
  Part of: Hays L-M, Kerner A (2020) Virtual Systematics with Annotate: The Mexican archaeocyaths example. Biodiversity Information Science and Standards 4: e59106. https://doi.org/10.3897/biss.4.59106