Nannoconus multicadus Deflandre & Deflandre-Rigaud, 1959
It is a twinned or degenerated form of Nannoconus truittii. Each exhibits a morphology identical to the holotype of Nannoconus truittii.
Brönnimann, P. 1955. Microfossils incertae sedis from the Upper Jurassic and Lower Cretaceous of Cuba. Micropaleontology. 1:28-51
Deflandre, G. & Deflandre-Rigaud, M. 1959a. Présence de nannoconidés dans le Crétacé supérieur du Bassin Parisien. Revue de Micropaléontologie. 2: 175-180.
Varol, O. 2025. A practical guide to optical studies of calcareous nannofossils. Grzybowski Foundation Special Publication. 29: 1-222
Nannoconus multicadus
Deflandre & Deflandre-Rigaud, 1959a
Santonian - Campanian
Saint Denis de Monroval, Eure-et-Loire, Paris Basin, France