Protozoa - Spumellaria - Stylosphaeridae
Parent taxon: Spumellaria according to P. De Wever et al. 2001
Sister taxa: Acaeniotylidae, Acanthopyle, Adiyamanium, Allocyrtium, Amphicyclia, Amphisphaera, Amphistylus, Anakrusidae, Angulobracchiidae, Antygoporidae, Archaeospongoprunidae, Artiscus, Aspiculumidae, Astractura, Astrococcus, Astrocyclia, Astromma, Astrosestrum, Astrosphaeridae, Beatricea, Bernoulliidae, Bipylospongia, Bolenidae, Callosphaera, Caltrop, Cannartidium, Cannartiscus, Cannartus, Capnuchosphaeridae, Caspiaza, Caucasicus, Cavaspongiidae, Cenodiscaella, Cenolarcopyle, Coccodiscidae, Coccolarcus, Conocaryommidae, Conosphaera, Cromyodruppocarpus, Cromyostaurolonche, Cryptolarancium, Cubotholonium, Cyrtiphaeronemium, Dactyliosphaeridae, Devoniglansus, Dicoccura, Dictyastrum, Didactylum, Diplactura, Distriactis, Domuzdagiidae, Doryconthidium, Dorydictyum, Dorydiscus, Dorydruppa, Dorylonchidium, Doryphacus, Doryplegma, Dorysphaera, Druppastylus, Druppocarpus, Druppula, Echinomma, Ellipsidium, Ellipsostylus, Emiluviidae, Entactiniacae, Entapiidae, Fontinella, Foremanella, Formanhelena, Franklinia, Futobari, Glomeropyle, Hagiastridae, Halidictyum, Haliomma, Haplopolus, Haplotaeniatumidae, Heliocladus, Heliodiscidae, Heliosoma, Heterosestrum, Hexacladus, Hexacromyum, Hexadoras, Hexaloncharium, Hexaporobrachiidae, Hexapylomellidae, Hexastylarium, Hymenactura, Kalimnasphaera, Kreyzstella, Labyrinthia, Lampasa, Larcidium, Larnacalpis, Larnacantha, Larnacillidae, Liosphaera, Lithapium, Lithatractus, Melittosphaera, Mendacastridae, Miropylidae, Natraglia, Ommatocampe, Ommatodiscus, Ommatospyris, Orbiculopylorum, Orosphaeridae, Orostaurs, Palaeotetraphyle, Pantanelliidae, Parabeothuka, Parasaturnalidae, Paratriassoastridae, Paratriassoastrum, Parvivaccidae, Patulibracchiidae, Pentactinocapus, Pentactura, Pentalastrum, Pentasphaera, Phacotriactis, Phantum, Phorticum, Phyletripes, Pipetta, Pipettaria, Plegmosphaera, Plussatispila, Praeconocaryommidae, Primaritripus, Prunocarpus, Pseudoacanthocircidae, Pseudoacanthosphaera, Pseudoaulophacidae, Pseudosaturnalis, Pyloniacea, Pyloniidae, Pyramispongiidae, Quasibeothuka, Rhodosphaera, Rhopalodictyum, Saturnaliacea, Schizodiscus, Sethodiscinus, Sethostaurus, Spironium, Spongasteriscus, Spongiomma, Spongoacanthus, Spongobrachium, Spongocoelia, Spongodiscacea, Spongodiscidae, Spongolonche, Spongopalliidae, Spongophacus, Spongosphaeradiscus, Sponguracea, Sponguridae, Srakaeosphaera, Stauracontium, Staurancistra, Staurococcura, Staurocromyum, Staurocyclia, Staurodictya, Staurodoras, Stauroplegma, Staurostylus, Stomatodiscus, Streblacantha, Stylostaurus, Styptosphaera, Suttoniidae, Tauridastrum, Tetrapylonium, Tetrarectangulum, Tetrasphaera, Tetriastrum, Thalassicola, Theodiscus, Tholomura, Tholoniidae, Tipperella, Trigonocyclia, Triplococcus, Tripodictya, Tritrabidae, Trochodiscus, Veghicycliidae, Vinassaspongus, Vitorfidae, Xiphodictya, Xiphostaurus, Zadrappolus, Zhuangodiscus, Zonodiscus
Subtaxa: Druppatractus Dumitricasphaera Lithomespilus Praestylosphaera Protoxiphotractus Spongostylus Staurolonche Stylatractus Stylosphaera Xiphatractus Zhamojdasphaera
Type: Stylosphaera
Ecology: passively mobile planktonic omnivore
Distribution:
• Quaternary of Japan (7 collections)
• Miocene of Japan (1)
• Eocene of Cyprus (6)
• Paleocene of China (1), New Zealand (48)
• Cretaceous of Australia (1), Canada (1: Nunavut), the Czech Republic (1), Italy (44), Japan (4), Malaysia (2), New Zealand (12), North Pacific (1), the Philippines (1), the Russian Federation (1), Turkey (1)
• Jurassic of Antarctica (7), Canada (11: British Columbia), Germany (4), Italy (2), Japan (8), Malaysia (1), Oman (1), Slovenia (4), Turkey (1), United States (1: California)
• Triassic of Albania (5), Armenia (1), Austria (1), China (6), Croatia (4), Cyprus (4), Hungary (2), Indonesia (5), Italy (2), Malaysia (1), New Zealand (1), Oman (3), the Russian Federation (7), Slovenia (11), Thailand (6), Turkey (44), United States (1: Oregon)
• Permian of China (4)
Total: 280 collections including 466 occurrences