Parent taxon: Acritarcha according to P. K. Maithy 1975
See also Andrews 1970 and Volkheimer and Sepúlveda 1976
Sister taxa: Acanthodiacrodium, Acanthorytidodiacrodium, Acanthozonodiacrodium, Angularia, Appendisphaera, Applanopsis, Archaeodiscina, Archaeofavosina, Archaeohystrichosphaeridium, Archaeoperisaccus, Archaeopertusina, Artemisiocysta, Ascostomocystis, Asperatopsophosphaera, Asseserium, Asteridium, Bacillidinium, Bacisphaeridium, Bavlinella, Brochopsophosphaera, Buedingiisphaeridium, Ceratocystidiopsis, Ceratosphaeridium, Chuaria, Circulisporites, Cirrifera, Clavaticystis, Codonia, Codoniella, Comasphaeridium, Concentricystes, Coronopsis, Cristallinium, Cyclodictyon, Cyclopsiella, Cymatiosphaera, Cymatiosphaeroides, Dasydiacrodium, Dasyrytidodiacrodium, Deunffia, Dictyosphaeridium, Dictyotidium, Dimastigobolus, Diplofusa, Disphaeria, Domasia, Domasiella, Epicephalopyxis, Estiastra, Eupoikilofusa, Filisphaeridium, Fromea, Gemmuloides, Gorgonisphaeridium, Granodiscus, Granomarginata, Halodinium, Halophoridia, Heliosphaeridium, Kildinella, Korilophyton, Korojonia, Lacunalites, Leiofusa, Leiomarginata, Leiominuscula, Leiopsophosphaera, Leiosphaera, Leiosphaeridium, Limbicysta, Lophodiacrodium, Lophominuscula, Lophorytidodiacrodium, Lophosphaeridium, Lophozonodiacrodium, Lunulidia, Lusatia, Margominuscula, Mecsekia, Megasacculina, Membranolimbus, Membranosphaera, Micrhystridium, Microconcentrica, Microforaminiferal, Microrugosina, Multifronsphaeridium, Nucellosphaeridium, Nummus, Ocalasphaera, Odontothrix, Ooidium, Operculites, Ophiobolus, Orygmatosphaeridium, Palaeobion, Palaeocryptidium, Palaeostomocystis, Paucilobimorpha, Peteinosphaeridium, Piperodinium, Platycystidia, Poikilofusa, Polyedrosphaeridium, Priscotheca, Protoarchaeosacculina, Protocridosphaeridium, Protoleiosphaeridium, Protosphaeridium, Prototrematosphaeridium, Pterocystidiopsis, Pterospermopsis, Pterosphaeridia, Quadrina, Quisquilites, Recticystis, Retisphaeridium, Rhombodella, Schismatosphaeridium, Schizocystia, Schizofusa, Simia, Simsangia, Singraulipollenites, Solisphaeridium, Spicadinium, Staplinium, Stictosphaeridium, Stylodiniopsis, Symplassosphaeridium, Synsphaeridium, Tanarium, Tetrabrachiophora, Trachydiacrodium, Trachyhystrichosphaera, Trachysphaeridium, Trematosphaeridium, Trigonopyxidia, Trigonopyxis, Variomargosphaeridium, Vavososphaeridium, Veryhachium, Wilsonastrum, Zonooidium, Zonosphaeridium
Subtaxa: Baltisphaeridium acuminatum Baltisphaeridium longispinosum
Type: Baltisphaeridium longispinosum
Distribution:
• Eocene to Oligocene of Chile (1 collection)
• Eocene of United States (1: Alaska)
• Cretaceous of Antarctica (1), Argentina (1), Brazil (1), India (2), Israel (7)
• Triassic of Poland (2)
• Permian of Germany (2), Poland (13)
• Devonian of Saudi Arabia (1)
• Silurian of the Russian Federation (11)
• Ordovician of Sweden (1), United States (1: Oklahoma)
• Cambrian of Norway (3), the Russian Federation (1)
• Tonian of the Congo-Kinshasa (1)
Total: 50 collections including 70 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.