Parent taxon: Acritarcha according to H. N. Andrews 1970
Sister taxa: Acanthodiacrodium, Acanthorytidodiacrodium, Acanthozonodiacrodium, Angularia, Appendisphaera, Applanopsis, Archaeodiscina, Archaeofavosina, Archaeohystrichosphaeridium, Archaeoperisaccus, Archaeopertusina, Artemisiocysta, Ascostomocystis, Asperatopsophosphaera, Asseserium, Asteridium, Bacillidinium, Bacisphaeridium, Baltisphaeridium, 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, 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: Estiastra magna Estiastra minima
Type: Estiastra minima
Distribution:
• Devonian of United States (1: Ohio collection)
• Silurian of Canada (1: Québec), Norway (1)
• Ordovician of Canada (1: Québec)
• Cambrian of Norway (1)
• Neoproterozoic of India (1)
Total: 6 collections including 8 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.