Full reference: R. Davey and G. Williams. 1966. The genus Hystrichosphaeridium and its allies; Studies on Mesozoic and Cainozoic dinoflagellate cysts. British Museum (Natural History) Geology, Bulletin, 5(3):53-105
Parent taxon: Dinoflagellata according to R. Davey and G. Williams 1966
Sister taxa: Acanthaulax, Aldorfia, Apectodinium, Biechelerella, Bulbodinium, Calciodinellum, Callaiosphaeridium, Canninginopsis, Chonesphaera, Crussolia, Dinophyceae, Disphaerogena, Dracodinium, Dubridinium, Emslandia, Eurydinium, Evittodinium, Filisphaera, Glyphanodinium, Haplohermesinum, Hystrichosphaeridea, Korystocysta, Lejeunia, Palambages, Palynodinium, Paraevansia, Paralecaniella, Pentadinium, Phallocysta, Pluriarvalium, Rhombodinium, Schematophora, Scrippsiella, Spongodinium, Svalbardella, Tubidermodinium, Turbiosphaera
Subtaxa: Polysphaeridium subtile
Distribution:
• Quaternary of Italy (3 collections)
• Miocene of Azerbaijan (1)
• Eocene of Colombia (10), Ukraine (1)
• Cretaceous of India (1), Israel (2)
• Jurassic of China (1)
Total: 19 collections including 20 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.