Full reference: G. Deflandre. 1937. Microfossiles des silex crétacés. Deuxième partie. Flagellés incertae sedis. Hystrichosphaeridés. Sarcodinés. Organismes divers. Annales de paléontologie 26:51-103
Parent taxon: Acritarcha according to F. X. Wang et al. 1983
See also Andrews 1970, Deflandre 1937 and El Beialy 1993
Sister taxa: Acanthodiacrodium, Acanthorytidodiacrodium, Acanthozonodiacrodium, Angularia, Appendisphaera, Applanopsis, Archaeodiscina, Archaeofavosina, Archaeohystrichosphaeridium, Archaeoperisaccus, Archaeopertusina, Artemisiocysta, Ascostomocystis, Asperatopsophosphaera, Asseserium, Asteridium, Athabascaella, Bacatisphaera, Bacillidinium, Bacisphaeridium, Baltisphaeridium, Bavlinella, Brochopsophosphaera, Buedingiisphaeridium, Caldariola, Ceratocystidiopsis, Ceratosphaeridium, Circulisporites, Cirrifera, Clavaticystis, Codonia, Codoniella, Comasphaeridium, Concentricystes, Coronopsis, Cristallinium, Cyclodictyon, Cyclopsiella, Cymatiosphaera, Cymatiosphaeroides, Dasydiacrodium, Dasyrytidodiacrodium, Deunffia, Dicrospinasphaera, Dictyosphaeridium, Dictyotidium, Dimastigobolus, Diplofusa, Disphaeria, Domasia, Domasiella, Eotylotopalla, Epicephalopyxis, Ericiasphaera, Estiastra, Eupoikilofusa, Filisphaeridium, Fromea, Gemmuloides, Germinosphaera, Gorgonisphaeridium, Granodiscus, Granomarginata, Gyalosphaeridium, Halodinium, Halophoridia, Heliosphaeridium, Hocosphaeridium, Kildinella, Konderia, Korilophyton, Korojonia, Lacunalites, Lakhandinia, Leioarachnitum, Leiofusa, Leiomarginata, Leiominuscula, Leiopsophosphaera, Leiosphaera, Leiosphaeridium, Limbicysta, Lophodiacrodium, Lophominuscula, Lophorytidodiacrodium, Lophosphaeridium, Lophozonodiacrodium, Lunulidia, Lusatia, Margominuscula, Mecsekia, Megasacculina, Membranolimbus, Membranosphaera, 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, Rhopaliophora, Schismatosphaeridium, Schizocystia, Schizofusa, Sibiriafilum, Simia, Simsangia, Singraulipollenites, Sinosphaera, Solisphaeridium, Spicadinium, Spumosina, Staplinium, Stictosphaeridium, Stylodiniopsis, Symplassosphaeridium, Synsphaeridium, Tanarium, Tenuirica, Tetrabrachiophora, Trachydiacrodium, Trachyhystrichosphaera, Trachysphaeridium, Trematosphaeridium, Trigonopyxidia, Trigonopyxis, Variomargosphaeridium, Vavososphaeridium, Veryhachium, Wilsonastrum, Zonooidium, Zonosphaeridium
Subtaxa: Micrhystridium bullosum Micrhystridium dissimilare Micrhystridium inconspicuum Micrhystridium lanatum Micrhystridium lanceolatum Micrhystridium setulerum Micrhystridium stellatum Micrhystridium tornatum
Type: Micrhystridium inconspicuum
Distribution:
• Cretaceous of Antarctica (1 collection)
• Jurassic of Argentina (1), France (1), the Russian Federation (9), the United Kingdom (1)
• Triassic to Jurassic of the United Kingdom (1)
• Triassic of Canada (1: Alberta), Hungary (13), Israel (23), the Netherlands (2), Norway (14)
• Rotliegendes of Norway (11)
• Permian of Canada (2: Nunavut), Norway (10)
• Devonian of United States (1: Ohio)
• Silurian of Norway (4)
• Arenig of Spain (1)
• Ordovician of Spain (3)
• Cambrian of China (2), Finland (1), Norway (3)
• Amgan of the Russian Federation (1)
• Vendian of the Russian Federation (2)
• Neoproterozoic of India (1)
Total: 109 collections including 130 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.