Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Haplotaeniatum cathenatum

Radiolaria - Spumellaria - Haplotaeniatumidae

Taxonomy
Haplotaeniatum cathenatum was named by Nazarov and Ormiston (1993). It is a 3D body fossil.

Synonymy list
YearName and author
1993Haplotaeniatum cathenatum Nazarov and Ormiston p. 51 figs. pl. 3, fig. 11
2000Haplotaeniatum cathenatum Noble and Maletz p. 267

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
Life
Eukaryota()
Rhizaria
phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
RankNameAuthor
superorderPolycystina(Ehrenberg 1867)
orderSpumellariaEhrenberg 1875
familyHaplotaeniatumidaeWon et al 2002
genusHaplotaeniatumNazarov and Ormiston 1993
speciescathenatumNazarov and Ormiston 1993

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
ReferenceDiagnosis
P. J. Noble and J. Maletz 2000Large (280pm) spherical shell with multiple spiraliform or concentric layers, commonly with a pylome that penetrates the outermost three to four layers. Numerous short fine spines cover the cortical wall and extend inwards to in- ner-most cavity.