Dinophyceae - Gonyaulacales - Goniodomaceae
Belongs to Hystrichosphaeridium according to M. S. González Estebenet et al. 2021
See also Roncaglia 2002
Sister taxa: Hystrichosphaeridium anthophorum, Hystrichosphaeridium arundum, Hystrichosphaeridium assamicum, Hystrichosphaeridium cambayense, Hystrichosphaeridium capitatum, Hystrichosphaeridium complex, Hystrichosphaeridium dictyophorum, Hystrichosphaeridium grandis, Hystrichosphaeridium hirsutum, Hystrichosphaeridium lateraliprocessum, Hystrichosphaeridium mineralosum, Hystrichosphaeridium pachydermum, Hystrichosphaeridium paracostatum, Hystrichosphaeridium parvispinum, Hystrichosphaeridium perifurcatus, Hystrichosphaeridium perplexum, Hystrichosphaeridium ramuliferum, Hystrichosphaeridium recurvatum, Hystrichosphaeridium robustum, Hystrichosphaeridium salpingophorum, Hystrichosphaeridium scaffoldii, Hystrichosphaeridium senii, Hystrichosphaeridium siphoniphorum, Hystrichosphaeridium sylheti, Hystrichosphaeridium tenuitubatum, Hystrichosphaeridium torynum, Hystrichosphaeridium transculentum, Hystrichosphaeridium truswelliae
Subtaxa: Hystrichosphaeridium tubiferum brevispinum
Ecology: "photoautotroph"
Distribution:
• Eocene of Antarctica (1 collection)
• Paleocene of United States (1: Missouri)
• Cretaceous to Paleogene of Antarctica (2)
• Cretaceous of Argentina (2)
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.