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Phaseliforma

Polycystinea - Spumellaria - Phaseliformidae

Taxonomy
Phaseliforma was named by Pessagno (1972) [Sepkoski's age data: K Ceno K Camp-u]. It is the type genus of Phaseliformidae.

It was assigned to Phaseliformidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).

Species
P. laxa, P. subcarinata
Species lacking formal opinion data
P. ovum, P. turovi
Entered
by J. Sepkoski on 2003-01-23; modified by M. Broehl on 2013-04-30

Synonymy list
YearName and author
1972Phaseliforma Pessagno
2001Phaseliforma De Wever et al. p. 165
2002Phaseliforma Sepkoski

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
superphylumRetariaCavalier-Smith 1999
phylumRadiozoa
superclassPolycystinia
RankNameAuthor
classPolycystinea
orderSpumellariaEhrenberg 1875
superfamilySponguraceaHaeckel 1862
familyPhaseliformidaePessagno 1972
genusPhaseliformaPessagno 1972

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.

G. †Phaseliforma Pessagno 1972
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†Phaseliforma laxa Pessagno 1972
†Phaseliforma subcarinata Pessagno 1975
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Late/Upper Callovian to the top of the Selandian or 165.30000 to 59.24000 Ma

Collections (46 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Callovian - Early/Lower Oxfordian165.3 - 154.8Philippines P. sp. (52070)
Late/Upper Tithonian145.06 - 143.1Russian Federation (Primorskiy Kray) P. sp. (92750)
Late/Upper Hauterivian132.6 - 125.77Italy P. ovum (49131 49144 51793)
Early/Lower Barremian125.77 - 121.4Italy P. ovum (51794)
Cenomanian100.5 - 93.9Azerbaijan P. sp. (165727)
Middle Turonian93.9 - 89.8Canada (Nunavut) P. sp., P. laxa (165999)
Turonian93.9 - 89.8Azerbaijan P. turovi (165732)
Early/Lower Campanian83.6 - 72.2Japan (Hokkaido) P. laxa (95789)
Late/Upper Campanian83.6 - 72.2South Pacific P. subcarinata (95818)
Late/Upper Campanian83.6 - 72.2New Zealand P. laxa, P. subcarinata (95819)
Middle Campanian - Late/Upper Campanian83.6 - 72.2Japan (Hokkaido) P. laxa (95790)
Early/Lower Maastrichtian72.2 - 66.0Japan (Hokkaido) P. laxa (95791)
Late/Upper Maastrichtian72.2 - 66.0New Zealand (Marlborough) P. laxa (95846 95848) P. laxa, P. subcarinata (95884 95885 95886 95887 95888) P. subcarinata (95844 95847)
Danian66.0 - 61.66New Zealand (Marlborough) P. laxa (95866 95870 95878 95880 95890 95896 95901) P. laxa, P. subcarinata (95892 95893 95894 95897 95902 95903 95904 95905 95906 95907) P. subcarinata (95851 95875 95876 95900)
Selandian61.66 - 59.24New Zealand (Marlborough) P. laxa, P. subcarinata (95909 95910)