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Morphology Ecology and taphonomy   Age range and collections

Problematica

Taxonomy
Problematica is a phylum.

It was assigned to Metazoa by Sepkoski (2002).

Subtaxa
Acanthoclava, Acanthosphaera, Acidotocarena, Acutitheca, Ainiktozoon, Aksuglobulus, Amiskwia, Amoebinella, Anabaritidae, Ancienta, Andobolus, Anzalia, Archaeooides (syn. Gaparella), Archaeopetasus, Archaeotremaria, Artimyctella, Ascosyrinx, Aurisella, Baccanella, Bacinella, Banffia, Beltania, Biconulites, Bicornifera, Bija, Bioistodina, Bovicornellum, Cambrocassis, Cambroclavida, Cambrogeorgina, Caveacus, Cestites, Chalasiocranos, Clavitella, Coeloscleritophora, Coleolidae, Coleoloida, Coleoloides, Cribricyathea, Cristatodus, Cupithecidae, Cyclogeorgina, Cyrtochites, Dentachites, Dimorphoconus, Dinocardia, Dinomischus, Dolichomocelypha, Eldonia, Emeithella, Emmonsaspis, Enchostoma, Endosacculus, Eocucumaria, Eoescharopora, Etacystis, Facivermis (syn. Xishania), Fensiangia, Flabetheca, Fomitchella, Fusuconcharium, Gochtia, Harttites, Henaniodus, Hensonella, Heosomocelypha, Heterosculpotheca, Huangshandongella, Huishea, Huizenodus, Humboldtochaeta, Hyolithelminthida, Indoceras, Isnella, Jiangshanodus, Kazakhstanotubulus, Kiehnensus, Koksodus, Korilacus, Labyrinthotuba, Labyrinthus, Ladinella, Lenaella, Libodiscus, Lidaconus, Lombardia, Lonchosaccus, Lukatiella, Mabiania, Mamillodus, Marcusodictyon, Megasphaera, Meghystrichosphaeridium, Melopetasus, Microancientia, Micropylepora, Microschedia, Miratheca, Mobergellidae, Mongoliacus, Mongolitesta, Nectocarididae, Nevadatubulus, Nicolarites, Ningqiangsclerites, Niphadus, Oesia, Onuphionella, Opabinia, Paiutiida, Palaeobotryllus, Paleocenosphaera, Pararenicola, Parvulonoda, Phyllochiton, Platydendron, Plexoramea, Plicatolingula, Plinthokonion, Pollingeria, Polysiphonidia, Poratites, Porocystis, Portalia, Pragmotheca, Primaconulariella, Problematikum, Protoarenicola, Protobolus, Protomelission, Protopterygotheca, Psamathopalass, Pteromidae, Pterpmus, Ptiloncodus, Punctatus, Pyrgites, Quadratapora, Quadrorites, Radiaxialia, Radiomura, Redkinia, Redoubtia, Resegia, Rhagnura, Rhombocorniculum, Rugatotheca, Sabelliditida, Sagittitheca, Salanacus, Scambocris, Scissotheca, Selenoplax, Seletinicus, Shamovella, Shinteinella, Sinotubulites, Solenotia (syn. Phyllochites), Sphenopteron, Spinoceras, Spiralella, Stefania, Stictoconus, Stoibostrombidae, Taitia, Tayshira, Tchangsichiton, Tintinnoidella, Tommotitubulus, Triplicatella, Tubigeorgina, Tubulella, Tullimonstrum, Tumulduria, Tunudiscus, Tuvinia, Volborthellida, Wushicites, Yangtzesclerites, Yuliunia, Yunnanodus

View classification of included taxa

Synonymy list
YearName and author
2002Problematica Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
phylumProblematica
RankNameAuthor
phylumProblematica

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Diagnosis
No diagnoses are available