Coccolithophyceae - Calyptrosphaeraceae
Full reference: W. Sissingh. 1977. Biostratigraphy of Cretaceous calcareous nannoplankton. Geol en Minjbouw 56(1):37-65
Parent taxon: Calyptrosphaeraceae according to P. R. Bown and J. R. Young 1997
Sister taxa: Acuturris, Anfractus, Bifidalithus, Coccosphaerida, Corisphaera, Dactylethra, Homozygosphaera, Isocrystallithus, Lacunolithus, Lucianorhabdus, Metadoga, Multipartis, Munarinus, Octolithus, Okkolithus, Orastrum, Ottavianus, Owenia, Petrobrasiella, Pseudoconus, Ramsaya, Russellia, Saepiovirgata, Semihololithus, Zebrashapka, Zygosphaera
Subtaxa: Calculites additus Calculites anfractus Calculites obscurus Calculites ovalis Calculites percernis
Type: Calculites obscurus
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Cretaceous of Argentina (3 collections), France (1), United States (2: Alabama, Georgia)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.