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Orbiculiforma retusa

Protozoa - Spumellaria - Orbiculiformidae

Taxonomy

No taxonomic data are available

Sister species
O. australis, O. campbellensis, O. densaora, O. gazipasaensis, O. goestlingensis, O. hexagonaora, O. hullae, O. iniqua, O. kanayamaensis, O. librataspira, O. lowreyensis, O. mclaughlini, O. multa, O. multibrachiata, O. multifora, O. octogonalis, O. plana, O. quadrata, O. radiata, O. renillaeformis, O. sakaii, O. sentarota, O. vacaensis
Sister species lacking formal opinion data
O. catenaria, O. cedrosensis, O. helios, O. heliotropica, O. impressa, O. karnica, O. maxima, O. monticelloensis, O. multangula, O. nevadaensis, O. persenex, O. railensis, O. regis, O. sacramentoensis, O. vulgaris

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
subclassRadiolaria(Müller 1858)
RankNameAuthor
orderSpumellariaEhrenberg 1875
superfamilyPyloniaceaHaeckel 1881
familyOrbiculiformidaePessagno 1973
genusOrbiculiformaPessagno 1973
speciesretusa

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
Measurements
No measurements are available
No ecological data are available

Age range: base of the Kimmeridgian to the top of the Middle Tithonian or 154.80000 to 143.10000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Kimmeridgian154.8 - 149.2Russian Federation Orbiculiforma retusa (51296)
Early/Lower Tithonian - Middle Tithonian149.2 - 143.1Russian Federation Orbiculiforma retusa (51297)